Market Data Apis / RESEARCH PROFILE

Polymarket API

Official Polymarket developer documentation for market discovery, market state and fee metadata.

No AI documentedApi

Visit website

Source check
Oct 7, 2026

The overview

Prediction-market developer data API.

Company: Adventure One QSS Inc.Source · High confidenceInternational platform footer identifies Adventure One QSS Inc.; Polymarket US has a different operator.
Founded: Not yet verified
Product launch: Not yet verified
Headquarters: Not yet verified
Founding team: Not yet verified
Product status: activeSource · High confidenceOfficial documentation currently publishes SDKs and API market-data/trading guides.

Company founding and product launch are different events. Dates show only the precision supported by a source.

What is documented about AI?

Official market-data API; no AI capability established in this review.

“No AI documented” means the checked sources do not establish an AI feature. It does not prove that the product uses no AI.

Pricing & access

Pricing Not Yet Verified

Current pricing and total costs were not established in this seed review.

Platforms: api

The source record5

Official product documentation reviewed. No hands-on product testing was performed.

Overview - Polymarket Documentation
Checked Oct 7, 2026
Market Details - Polymarket Documentation
Checked Oct 7, 2026
Fees - Polymarket Documentation
Checked Oct 7, 2026
Polymarket documentation
Checked Oct 7, 2026
Polymarket legal footer
Checked Oct 7, 2026

RESEARCH EVIDENCE SCORE

45/100

How much of the product story is backed by traceable evidence.

Feature documentation30/30

30 of 30

Market discovery, prices/orderbooks, analytics and trading documentation; separate US docs linked.

Source 1 · Source 2 · Source 3 · Source 4

Pricing clarity0/20

0 of 20

No qualifying evidence recorded for this category yet. Zero coverage points do not mean the product is poor or that the information does not exist.

Maintenance & activity0/20

0 of 20

No qualifying evidence recorded for this category yet. Zero coverage points do not mean the product is poor or that the information does not exist.

Company & team15/15

15 of 15

International versus US legal-entity distinction retained. Founder/founding and API launch dates not established in this official-source pass. International platform footer identifies Adventure One QSS Inc.; Polymarket US has a different operator.

Source 1

Launch history0/15

0 of 15

No qualifying evidence recorded for this category yet. Zero coverage points do not mean the product is poor or that the information does not exist.

Binary evidence-coverage rubric: each category earns its full weight when qualifying primary evidence is recorded, otherwise zero. Score is research completeness, not hands-on quality, a customer review, forecast accuracy or investment suitability.

Scored Oct 7, 2026 · Goodstack editorial research (AI-assisted source review)

See the scoring methodology ↗

This is evidence coverage. It is not a user rating, a product test, or an endorsement.