Most Jungian archetype tests on the internet are 30-question quizzes.

You answer "do you prefer order or freedom?", click 12 more checkboxes, and the site tells you you're a Magician. Five minutes later you retake it, answer slightly differently, and now you're a Sage. Or a Hero. Whichever character felt cooler in the moment.

That's the problem with quiz-based archetype tests. You can game them. And even when you don't try to, your mood on Tuesday afternoon shouldn't be the thing that decides which mythological pattern is running your life.

Your birth chart can't be gamed. The planets were where they were at the moment you were born. That data is fixed forever. So if you want a Jungian archetype profile that survives a bad day, you don't ask questions — you read the chart.

This guide walks through exactly how to do that.

TL;DR

What is a Jungian archetype? A universal psychological pattern Carl Jung observed across myths, cultures and dreams — Hero, Lover, Sage, Magician, Shadow, etc. Carol Pearson later organized them into a clean set of 12.

How do you calculate yours from a birth chart? Each archetype has a "signature" — the planets, signs and houses that activate it. Score each archetype by how many of its signature placements appear in your chart, normalize the scores so they sum to 100%, and the top 3 are your dominant archetypes. The polar opposite of your top archetype is your shadow.

Why does this beat a quiz?

The chart is fixed at birth — the user can't pick the answer they wish were true
Same chart in, same scores out, every time (deterministic)
You get all 12 scored, not just one label
Shadow detection comes for free from the polarity logic

Who is this guide for? Astrologers wanting a reproducible method, depth-psychology folks tired of MBTI clichés, and developers building personality apps who need an algorithm they can actually implement.

What Are the 12 Jungian Archetypes?

Quick refresher before we get into the math.

Carl Jung's archetypes come from his theory of the collective unconscious — the idea that humans inherit a shared library of psychological patterns. These show up everywhere: in myths, in dreams, in religious symbols, in the characters we keep retelling stories about.

Jung himself wrote about a handful of core ones: the Self, the Shadow, the Anima/Animus, the Persona, the Wise Old Man, the Trickster. But for practical work — coaching, branding, personality apps — most people use Carol Pearson's 12 archetypes, which extends Jung's framework into a clean set:

#	Archetype	Also called	Core motivation
1	Hero	Warrior	Prove worth through courage
2	Caregiver	Healer	Protect and nurture
3	Explorer	Seeker	Freedom to discover
4	Rebel	Outlaw	Revolution, breaking rules
5	Lover	Romantic	Intimacy and connection
6	Creator	Visionary	Build things of lasting value
7	Ruler	Sovereign	Control, order, responsibility
8	Magician	Alchemist	Transformation, hidden laws
9	Sage	Scholar	Find truth, use intelligence
10	Jester	Trickster	Joy, play, the present moment
11	Innocent	Idealist	Trust, optimism, simplicity
12	Mystic	Seeker	Union with the divine

Every person has all 12 inside them. The question is which two or three are running the show — and which one is so repressed it shows up as the shadow.

That's where the birth chart comes in.

Why a Birth Chart Beats a Quiz

Here's the dirty secret of personality testing: self-report data is unreliable.

When you take a quiz, your answers are filtered through:

How you want to be seen (social desirability bias)
How you saw yourself last week
Whether you understood the question the same way the test author meant it
Whether you've taken this kind of test before and remember the "right" answers

A birth chart skips all of that. It's a snapshot of where the planets were at one specific moment — your birth — and that snapshot doesn't move. You can't will Mars into a different sign. You can't decide your Sun was actually in Leo when it was in Virgo. The data is what it is.

Jung himself, by the way, was seriously engaged with astrology. He cast birth charts for some of his patients as a supplementary tool, and in a 1911 letter to Freud he wrote that astrology "represents the sum of all the psychological knowledge of antiquity." He later developed the concept of synchronicity partly to describe the strange correspondence he observed between planetary positions and psychological patterns. For Jung, the planets weren't gods — they were projections of the same archetypes that show up in dreams and myths. Mars isn't a deity. Mars is the Hero/Warrior pattern wearing a planetary mask.

So the question stops being "do I act like a Hero?" and starts being "how strongly does the Hero pattern show up in my chart?" That you can actually measure.

What People Who Know Personality Work Say About Archetypes

Before we get into the math, it's worth pointing out that Jungian archetypes aren't a fringe interest. They're taken seriously by psychologists, leadership thinkers, and HR people who've spent decades watching personality models come and go.

"Until you make the unconscious conscious, it will direct your life and you will call it fate." — Carl Jung

That's the whole pitch for archetype work in one sentence. Jung's point: the patterns running you don't stop running just because you can't name them. Naming them is the first move.

"There is no coming to consciousness without pain. People will do anything, no matter how absurd, in order to avoid facing their own soul. One does not become enlightened by imagining figures of light, but by making the darkness conscious." — Carl Jung

This is the case for working with the shadow archetype specifically — the repressed pattern is where the actual growth lives, not in your top-three dominant labels.

"The story of the human race is the story of men and women selling themselves short." — Abraham Maslow

Maslow wasn't a Jungian, but his observation lands in the same place: most people live a fraction of what their full archetypal range allows. A profile that surfaces dominant + shadow patterns is, at minimum, a map of the parts you're not using.

"Hire character. Train skill." — Peter Schutz, former CEO of Porsche, widely quoted in HR circles

This is why archetype work has quietly become a fixture in modern hiring and team-building. You can teach someone SQL. You can't teach a Hero to enjoy nurturing, or a Caregiver to enjoy battle. Knowing which archetype someone leads with tells you which roles they'll thrive in and which ones will burn them out — long before MBTI ever could, because archetypes name a motivation, not a preference.

"Archetypes are the psychic counterpart of instinct." — Carl Jung

Translation: this isn't a personality test you can game. The patterns are wired in. You're just measuring which ones got the loudest signal in your particular configuration.

A note from the author

I'll be honest about where I stand. I'm a skeptic by default. I write code for a living, I trust deterministic systems, and I'm wary of anything that smells like horoscope content for the gullible.

But Jung is in a different category for me. He's not pop psychology — he's a classical figure who laid the foundations of modern depth psychology, and the ideas he developed (the unconscious, the shadow, individuation, archetypes) are the bedrock that contemporary clinical work still builds on. You can't take Jung seriously and dismiss the archetypes; they're the central organizing concept of his life's work. If you're going to engage with personality at any depth, his worldview is one of the few that's earned the right to be taken on its own terms.

So when we built our scoring engine and I ran my own birth chart through it, I expected the result to be the usual horoscope mush — generic, flattering, vague enough to fit anyone. It wasn't. The profile that came back read me with about 90% accuracy. The dominant archetypes named patterns I've spent years recognizing in myself; the shadow named the exact growth edge I've been circling for the last decade. It was uncomfortably close to the bone.

That's not a claim that astrology is "real" in the way physics is real. It's a claim that the combination of a fixed astronomical input and Jung's archetypal framework produces a genuinely useful psychological profile — useful enough that I, the resident skeptic, couldn't dismiss it. Take that for what it's worth.

The Core Idea: Archetype Signatures

Every Jungian archetype has a fingerprint — a specific combination of planets, signs and houses that activate it.

Take the Hero. The Hero archetype is about courage, action, conquest, proving yourself. In astrology, that's:

Planets: Sun (vitality, identity), Mars (action, drive, courage)
Signs: Aries (the warrior sign), Leo (the noble king/queen)
Houses: 1st house (self, identity), 10th house (public achievement)

If your Sun is in Aries in the 1st house, with Mars in Leo near the Midheaven? The Hero is screaming in your chart. That archetype is probably running large parts of your life whether you know it or not.

Now compare that to the Lover:

Planets: Venus (love, beauty), Neptune (romance, fantasy)
Signs: Libra (partnership), Taurus (sensuality)
Houses: 7th (relationships), 5th (romance)

Different planets, different signs, different houses. The two archetypes barely overlap.

Individual signs can appear in more than one archetype — Leo shows up in both Hero and Creator, for example. What's unique is the pair. Hero's Aries+Leo combination doesn't repeat anywhere else. Creator's Leo+Libra pair is also unique. The same goes for planet pairs: no two archetypes share the same primary planet duo. That's what seven rounds of overlap validation were for — making sure the signatures as a whole are unique, even when individual ingredients are shared.

This is the whole game: each archetype has its signature, and you score the chart by counting how many signature placements appear. Whichever archetype gets the most matches is your dominant. The full table of signatures looks like this:

Archetype	Primary planets	Primary signs	Primary houses
Hero	Sun, Mars	Aries, Leo	1, 10
Caregiver	Moon, Chiron	Cancer, Virgo	4, 6
Explorer	Jupiter, Uranus	Sagittarius, Aquarius	9, 3
Rebel	Uranus, Mars	Aquarius, Aries	11, 8
Lover	Venus, Neptune	Libra, Taurus	7, 5
Creator	Venus, Sun	Leo, Libra	5, 12
Ruler	Saturn, Sun	Capricorn, Scorpio	10, 1
Magician	Pluto, Mercury	Scorpio, Gemini	8, 12
Sage	Mercury, Jupiter	Gemini, Sagittarius	9, 3
Jester	Mercury, Jupiter	Gemini, Sagittarius	5, 11
Innocent	Venus, Jupiter	Pisces, Taurus	4, 12
Mystic	Neptune, Pluto	Pisces, Scorpio	12, 8

Two technical footnotes worth knowing:

Sage and Jester share their planet and sign signatures — both run on Mercury+Jupiter in Gemini+Sagittarius. The difference lives in the houses: Sage is anchored in 9th (higher learning, philosophy) and 3rd (teaching, study), while Jester is anchored in 5th (play, creative self-expression) and 11th (group fun, irreverent social networks). Same mental firepower, different arena. House placements are what break the tie.
Chiron as a primary Caregiver planet is a modern choice. Chiron was only discovered in 1977, so classical astrology doesn't use it — a strict traditionalist would score the Caregiver using Moon + Venus alone. We include Chiron because its "wounded healer" mythology maps onto the Caregiver archetype almost perfectly, and modern archetypal astrology (Tarnas, Casey) uses it the same way. If you're doing this by hand and don't want to calculate Chiron, drop it and add a small Venus bonus — you'll get roughly the same result.

(There are also secondary planets, signs and houses for each archetype — those add weight but count less. Same idea, finer grain.)

Now the actual scoring.

Step 1: Cast the Birth Chart

Before you can score anything, you need the chart. You'll need three things:

Birth date — to find where the planets were
Birth time — to find the houses (Ascendant, Midheaven, etc.)
Birth location — to find the houses correctly for your time zone and latitude

Birth time matters a lot here. Without it, you only get the Sun, Moon and planet signs — you miss every house placement. About 40% of the archetype signal lives in the houses, so a no-time chart gives you a profile with reduced confidence.

If you don't know your birth time, write down a "noon chart" and treat the result as approximate. If you have it down to the hour, that's good enough for archetype work (unlike, say, electional astrology where you need the minute).

Once you have the chart, you'll have a list of placements like:

javascript

1Sun in Leo, House 5
2Moon in Cancer, House 4
3Mercury in Virgo, House 6
4Venus in Libra, House 7
5Mars in Aries, House 1
6Jupiter in Sagittarius, House 9
7...

That's your input.

Step 2: Score Each Archetype

For each of the 12 archetypes, walk through every planet in the chart and ask three questions:

Is this planet in the archetype's primary planet list? → +3 points
Is this planet's sign in the archetype's primary sign list? → +2 points
Is this planet's house in the archetype's primary house list? → +2 points

Then do the same for secondary planets/signs/houses, but at half weight.

One important nuance the simple formula hides: not every planet weighs the same. In a real implementation, you multiply each planet's contribution by a planet-weight coefficient. Sun, Moon and Ascendant count for 1.0 (the personal core). Mercury weighs 0.8, Venus and Mars around 0.9, outer planets (Jupiter through Pluto) 0.6–0.8, and Midheaven 0.7. So a Sun in Aries contributes more to the Hero score than a Jupiter in Aries, even though both match the signature. The walkthrough below uses the simple version to keep the math readable, but the engine behind the Jungian Archetypes API applies the full weighting table.

Let's do a worked example with the Hero, using a chart that has:

Sun in Leo, House 1
Mars in Aries, House 10
Jupiter in Sagittarius, House 9
Venus in Libra, House 7
Moon in Pisces, House 4

Hero signature: planets Sun + Mars primary, Jupiter secondary; signs Aries + Leo primary, Capricorn + Sagittarius secondary; houses 1 + 10 primary, 5 + 6 secondary.

Walk through:

Sun in Leo, H1: Sun is primary planet (+3), Leo is primary sign (+2), House 1 is primary house (+2) → +7
Mars in Aries, H10: Mars primary (+3), Aries primary (+2), H10 primary (+2) → +7
Jupiter in Sagittarius, H9: Jupiter secondary (+1.5), Sagittarius secondary (+1) → +2.5
Venus in Libra, H7: nothing matches → 0
Moon in Pisces, H4: nothing matches → 0

Hero raw score: 16.5

Now do that for all 12 archetypes. You'll end up with 12 raw scores. The Lover scoring on this chart, by contrast, would be much lower — Venus in Libra/H7 contributes (+3 +2 +2 = 7), but that's it. Hero crushes Lover here because Sun, Mars and Jupiter all line up.

Step 3: Add the Bonuses

The basic planet/sign/house score gets you most of the way, but professional implementations add three more layers that meaningfully change the result.

Dignity bonuses

Planets in their rulership or exaltation are stronger. A planet in dignity speaks louder. So if Mars is in Aries (its rulership), the Hero archetype gets an extra weight bonus, because Mars-in-Aries is a crystal clear expression of the warrior pattern. Mars in Libra (its detriment) would still count for Hero, but with reduced weight.

This is the same logic traditional astrology has used for 2,000 years — strong planets matter more. The classical dignity table (rulership, exaltation, detriment, fall) maps onto archetype scoring beautifully.

Aspect bonuses

When two archetype-defining planets aspect each other harmoniously, the archetype gets reinforced. If Sun trines Mars in your chart, that's two Hero planets actively talking to each other — bonus weight for Hero. If Venus conjuncts Neptune, the Lover archetype gets extra fuel because both its primary planets are in the same place.

Squares and oppositions also count, but they tend to add tension rather than amplification — a Sun-Mars square still flags Hero, but with a "this archetype is conflicted" footnote.

Stellium detection

A stellium is three or more planets clustered in the same sign or house. Stelliums lock in a dominant pattern hard. A stellium in Leo (4 planets in Leo) doesn't just bump the Hero score by a few points — it locks Hero/Creator/Ruler as the user's defining cluster, full stop.

Stellium detection runs across all 12 signs and 12 houses. If one is found that activates an archetype, that archetype gets a significant bonus.

After all three layers — dignity, aspects, stelliums — you have your final raw scores.

Step 4: Normalize to 100%

Raw scores aren't directly useful. One chart might have a Hero score of 16.5; another might have a Hero score of 8. Are both Heroes? You can't compare across users without normalizing.

The fix is dead simple:

javascript

1total = sum of all 12 raw scores
2for each archetype:
3    normalized = (raw_score / total) * 100

Now every chart's archetype scores sum to exactly 100.0, and you can directly compare. A Hero score of 18% means "the Hero pattern accounts for 18% of this chart's archetypal weight" — same meaning across every user.

Real profiles tend to look like this:

javascript

1Hero:       18.4%   ← dominant
2Magician:   14.2%   ← second
3Sage:       12.7%   ← third
4Ruler:       9.8%
5Explorer:    9.1%
6Creator:     8.5%
7Lover:       7.3%
8Caregiver:   6.1%
9Rebel:       5.8%
10Jester:      4.2%
11Innocent:    2.5%
12Mystic:      1.4%
13─────────────────
14Total:     100.0%

The top 3 are your dominant archetypes. The bottom 1-2 are candidates for the shadow.

Step 5: Find the Shadow Archetype

Here's where it gets interesting.

Jung's biggest insight wasn't about the dominant patterns — it was about the Shadow. The Shadow is the archetype you've repressed. The pattern you can't stand in other people, the role you'd never let yourself play, the version of yourself you've buried.

In Pearson's 12-archetype framework, every archetype has a polar opposite:

Dominant	Shadow
Hero	Caregiver
Caregiver	Hero
Explorer	Lover
Lover	Explorer
Rebel	Ruler
Ruler	Rebel
Magician	Innocent
Innocent	Magician
Sage	Jester
Jester	Sage
Creator	Mystic
Mystic	Creator

The polarity logic comes from depth psychology: the archetype that sits opposite your dominant pattern is the one most likely to be repressed.

So in our worked example — a Hero-dominant chart — the Caregiver is the candidate shadow. The chart has Hero screaming at 18.4%; the Caregiver score is probably down at 6.1% or lower, with no Moon-Cancer placements, no Chiron emphasis, no 4th-house weight.

That's the shadow. The integration work is: learning to nurture, to soften, to receive care instead of always being the one charging into battle. Hero needs Caregiver to become a complete person, and the chart is telling you exactly which direction to grow.

You can do this for any dominant. Sage needs to remember play and the present moment (Jester). Lover needs to recover independence and the open road (Explorer). Magician needs to recover lost trust and simplicity (Innocent). Creator needs to surrender to what already is (Mystic). Etc.

This is real Jungian individuation work, encoded in a deterministic algorithm.

Worked Example: A Real Chart

Let me run a complete profile on a sample chart so you can see what the output looks like.

Chart: Born 14 March 1991, 10:42 AM, San Francisco, CA

Key placements:

Sun in Pisces, H10
Moon in Capricorn, H8
Mercury in Pisces, H10
Venus in Aquarius, H9
Mars in Capricorn, H8
Jupiter in Leo, H3
Saturn in Capricorn, H8
Uranus in Capricorn, H8
Neptune in Capricorn, H8
Pluto in Scorpio, H6

Notice the stellium in Capricorn / 8th house — five planets there. That's a massive signal. (Astrology trivia: this chart shows the famous 1988–1991 Capricorn stellium — Saturn, Uranus and Neptune were conjunct in Capricorn around that period, marking an entire generation. If you were born in this window, there's a good chance your chart has something similar.)

After running the scoring engine — planet/sign/house weights, dignity bonuses for Saturn-in-Capricorn (rulership) and Sun-in-Pisces, aspect bonuses for the Capricorn cluster, plus the stellium detection — you get:

javascript

1Magician:   17.8%   ← dominant (Pluto in Scorpio + Capricorn 8H stellium)
2Ruler:      15.2%   ← second (Saturn in domicile + 10H emphasis)
3Mystic:     13.4%   ← third (Pisces Sun + Mercury, Neptune in 8H)
4Sage:       11.1%
5Hero:        9.3%
6Caregiver:   8.7%
7Creator:     7.2%
8Explorer:    6.5%
9Lover:       5.4%
10Rebel:       3.1%
11Jester:      1.6%
12Innocent:    0.7%
13─────────────
14Total:     100.0%

Reading: This person is dominantly the Magician — the alchemist, the one who works with hidden laws and transformation. Heavy Pluto + 8th house emphasis, classic depth-work signature. Ruler is the secondary pattern (Capricorn discipline, 10th-house Sun), so they channel the magic through structure and authority. Mystic third — Pisces Sun, Neptune in 8H — gives the whole thing a transcendent flavor.

Shadow: The Magician's polar opposite is the Innocent. And look at the chart: Innocent scores 0.7%. Almost zero. This person's growth edge is recovering trust, simplicity, the willingness to not understand everything. The Magician wants to control reality through hidden knowledge; the Innocent surrenders to what is. The integration work is learning to stop transmuting and start trusting.

That's a real Jungian profile, derived deterministically from the chart, with no quiz questions involved.

Doing This Yourself vs Using an API

You can absolutely calculate this by hand. The math is simple — multiply weights, sum, normalize. The hard part isn't the formula; it's the table of signatures.

The planet/sign/house weights for each of the 12 archetypes took us 7 rounds of astrologer review and formal overlap analysis to settle. We had to make sure no two archetypes could dominate the same chart by accident, that the primary planet pairs were unique, that secondary signs weren't overloaded. The final table is small (one row per archetype) but the calibration behind it took months.

If you're doing this for one chart — your own — by hand is fine. Print out the signature table, walk through each placement, sum the scores, normalize.

If you're building a personality app or quiz that needs to score thousands of charts, use an API. We built one specifically for this — the Jungian Archetypes API. You POST birth data, get back all 12 normalized scores, the top 3 dominant archetypes with personalized interpretations, and the shadow archetype with integration guidance. Under 300ms response, 25 languages, deterministic per chart so you can cache the result forever.

The math is the same as what we walked through above. The difference is you don't have to maintain the signature tables yourself, and you get the dignity/aspect/stellium bonuses out of the box.

Common Mistakes

Mistake 1: Treating archetypes as fixed identity labels

You're not "a Hero." You're "Hero-dominant right now, with a strong Magician second and a repressed Caregiver shadow." Archetypes are patterns you express in different proportions, not boxes to be put in. Even your top archetype is ~18-20% of the total, not 100%.

Mistake 2: Ignoring the secondary scores

People obsess over the #1 archetype and forget #2 and #3. Your combination matters more than any single dominant. A Hero/Magician person is very different from a Hero/Caregiver person, even though both are Hero-dominant.

Mistake 3: Skipping the shadow

The shadow is the most psychologically valuable part of the profile. It tells you exactly where the growth work is. Don't just glance at it — sit with it. The archetype scoring 1-3% in your chart is the one Jung would have spent the most time on in a session.

Mistake 4: Using a no-time chart and pretending it's accurate

Without birth time you lose all house placements, which is roughly 40% of the signal. The result is still meaningful but not authoritative. Be honest about the confidence level.

Mistake 5: Re-running the test hoping for a different answer

Birth charts don't move. Same chart in, same scores out. If you don't like your dominant archetype, the work is integrating it — not finding a calculator that gives you the answer you wanted.

How This Compares to MBTI and Big 5

People often ask why bother with archetypes when MBTI and Big Five already exist.

MBTI gives you a 4-letter code (INTJ, ENFP, etc.). It's binary on each dimension and based on self-report. Two issues: the test-retest reliability is famously low (people get different types on different days), and the type descriptions don't tell a story — INTJ doesn't conjure an image, it conjures a category.

Big Five gives you 5 percentile scores (openness, conscientiousness, etc.). Statistically rigorous but emotionally flat. "You are 73rd percentile in conscientiousness" tells you nothing about who you are at the level of myth.

Jungian archetypes give you a character. Hero. Magician. Lover. Sage. Names you recognize from films and dreams and your own life. That recognition is what makes archetype work clinically powerful — people see themselves in the labels in a way they don't in MBTI codes or trait percentiles.

And when the archetype profile is generated from a birth chart instead of a self-report quiz, you get the best of both worlds: the emotional richness of mythological language and the reliability of fixed astronomical data.

FAQ

What if I don't know my exact birth time? Use a noon chart and treat the result as approximate. You'll get reliable archetype scoring from the planet signs (~60% of the signal) but lose the house contributions. If your dominant archetype is robust enough, it'll still show up clearly. If two archetypes are close, the no-time profile won't be able to break the tie.

Are archetypes the same as zodiac signs? No. Your sun sign is one piece of input to the archetype calculation, not the whole thing. Two people with the same sun sign can have completely different dominant archetypes depending on the rest of the chart. A Leo with Mars in Pisces and Venus in Cancer is a Lover/Caregiver, not a Hero, even though Leo is a Hero sign.

Does the archetype profile change over time? The profile itself doesn't — the chart is fixed at birth. What changes is which archetypes are currently activated by transits. A person who's normally Sage-dominant might be living the Hero pattern intensely during a Mars-return year. The base profile is your structural archetypal personality; transits show which patterns are loud right now.

Is this real Jung or pop psychology? The 12-archetype framework is technically Carol Pearson's extension of Jung — Jung himself wrote about a smaller, looser set (Self, Shadow, Anima/Animus, Persona, etc.). But Pearson built her 12 directly on Jungian foundations, and the framework is widely used in clinical depth psychology, branding, coaching, and Jungian-influenced therapy. It's not pop — it's an evolution.

Can I use this for relationship compatibility? Yes, and it's surprisingly useful. Score both partners' archetype profiles, compare. Hero pairs naturally with Magician (action meets transformation), Lover with Caregiver (intimacy meets nurture), Sage with Jester (wisdom meets play). Mismatched dominant/shadow pairs are where the friction lives.

Building This Yourself? Use the API

Everything in this guide is implemented in our Jungian Archetypes API. One REST call, birth data in, structured profile out:

json

1{
2  "scores": {
3    "hero": 18.4, "magician": 14.2, "sage": 12.7,
4    "ruler": 9.8, "explorer": 9.1, "creator": 8.5,
5    "lover": 7.3, "caregiver": 6.1, "rebel": 5.8,
6    "jester": 4.2, "innocent": 2.5, "mystic": 1.4
7  },
8  "dominant_archetypes": [
9    { "archetype": "hero", "score": 18.4, "label": "Warrior",
10      "motto": "Where there's a will, there's a way",
11      "interpretation": "..." }
12  ],
13  "shadow_archetype": {
14    "archetype": "caregiver", "score": 6.1,
15    "interpretation": "The Caregiver lives partly in shadow..."
16  }
17}

Built on Swiss Ephemeris (NASA JPL precision), validated through 7 rounds of astrologer review, available in 25 languages. Free tier: 50 profiles per month. See the docs →

If you found this useful, you might also like:

How accurate is your birth chart, really? — why birth time matters for any depth-psychology work
Personality API: 50+ traits from a birth chart — broader character analysis beyond archetypes
Karmic Astrology API — soul-level patterns and lessons (pairs well with shadow work)
Synastry API — for archetype-pair compatibility analysis between two people
AI-powered astrology — how machine learning is changing chart interpretation

The 12 Jungian archetypes are the most psychologically grounded personality framework anyone's built. The birth chart is the most reliable input data anyone's got. Put them together and you get a profile that survives a bad mood, a good mood, and 30 years of self-deception.

That's the version worth calculating.

How to Calculate Your Jungian Archetype from Your Birth Chart

TL;DR

What Are the 12 Jungian Archetypes?

Why a Birth Chart Beats a Quiz

What People Who Know Personality Work Say About Archetypes

A note from the author

The Core Idea: Archetype Signatures

Step 1: Cast the Birth Chart

Step 2: Score Each Archetype

Step 3: Add the Bonuses

Dignity bonuses

Aspect bonuses

Stellium detection

Step 4: Normalize to 100%

Step 5: Find the Shadow Archetype

Worked Example: A Real Chart

Doing This Yourself vs Using an API

Common Mistakes

Mistake 1: Treating archetypes as fixed identity labels

Mistake 2: Ignoring the secondary scores

Mistake 3: Skipping the shadow

Mistake 4: Using a no-time chart and pretending it's accurate

Mistake 5: Re-running the test hoping for a different answer

How This Compares to MBTI and Big 5

FAQ

Building This Yourself? Use the API

Oleg Kopachovets

More from Astrology API

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Venus Return in Astrology: What It Means & How to Calculate It

Moon Features Your App is Missing: A Founders Guide to Lunar UX

TL;DR

What Are the 12 Jungian Archetypes?

Why a Birth Chart Beats a Quiz

What People Who Know Personality Work Say About Archetypes

A note from the author

The Core Idea: Archetype Signatures

Step 1: Cast the Birth Chart

Step 2: Score Each Archetype

Step 3: Add the Bonuses

Dignity bonuses

Aspect bonuses

Stellium detection

Step 4: Normalize to 100%

Step 5: Find the Shadow Archetype

Worked Example: A Real Chart

Doing This Yourself vs Using an API

Common Mistakes

Mistake 1: Treating archetypes as fixed identity labels

Mistake 2: Ignoring the secondary scores

Mistake 3: Skipping the shadow

Mistake 4: Using a no-time chart and pretending it's accurate

Mistake 5: Re-running the test hoping for a different answer

How This Compares to MBTI and Big 5

FAQ

Building This Yourself? Use the API

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