pydantic-ai
Pydanticgithub.com/pydantic/pydantic-ai
How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, every interface, typed end to end.
Updated 15 min ago · first seen 11 Sept 2026
framework_01M294KXF53CG9HJ91VR6M4S2Y
- Version
- v2.42.0 (2026-09-08)
- T2 · 15 min ago
- Released
- 9 Sept 2026
- T2 · 15 min ago
- License
- MIT
- T2 · 15 min ago
- Stars
- 19,868
- T2 · 15 min ago
Specification
- License
- MIT
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Repository
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Created at
- 21 Jun 2024
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Default branch
- main
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Homepage
- https://pydantic.dev/pydantic-ai
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Kind
- framework
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Latest release
- 9 Sept 2026
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Latest release tag
- v2.42.0 (2026-09-08)
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Latest version
- v2.42.0 (2026-09-08)
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- License name
- MIT License
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Forks
- 2,698
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Releases
- 325
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Stars
- 19,868
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Tags
- 325
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Watchers
- 124
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- PyPI
- pydantic-ai
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Readme url
- https://raw.githubusercontent.com/pydantic/pydantic-ai/HEAD/README.md
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Releases url
- https://github.com/pydantic/pydantic-ai/releases
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
- Topics
- agent-framework, genai, harness, harness-engineering, llm, pydantic, python
Source:GitHub public repositories (HTML, releases.atom, raw files)T2observed 15 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
20
Source tiers
T220
Freshest observation
15 min ago
Conflicts
None
- Developed by
- Pydantic
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Licenselicense1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| MIT | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Repositoryrepository_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://github.com/pydantic/pydantic-ai | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Created atcreated_at1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 21 Jun 2024 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Default branchdefault_branch1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| main | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Descriptiondescription1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, every interface, typed end to end. | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Homepagehomepage1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://pydantic.dev/pydantic-ai | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Kindkind1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| framework | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest releaselatest_release_at1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 9 Sept 2026 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest release taglatest_release_tag1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| v2.42.0 (2026-09-08) | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Latest versionlatest_version1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| v2.42.0 (2026-09-08) | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
License namelicense_name1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| MIT License | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Forksmetric.forks1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 2,698 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Releasesmetric.releases1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 325 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Starsmetric.stars2
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 19,869 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
| 19,868 | → | superseded | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Watchersmetric.watchers1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 124 | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
PyPIpypi1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| pydantic-ai | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Readme urlreadme_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://raw.githubusercontent.com/pydantic/pydantic-ai/HEAD/README.md | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Releases urlreleases_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://github.com/pydantic/pydantic-ai/releases | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Topicstopics1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| agent-framework, genai, harness, harness-engineering, llm, pydantic, python | → current | current | GitHub public repositories (HTML, releases.atom, raw files)T2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| GitHub public repositories (HTML, releases.atom, raw files) | github.com/pydantic/pydantic-ai/releases.atom | feed | T2· Quality secondary | 15 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | raw.githubusercontent.com/pydantic/pydantic-ai/HEAD/README.md | readme | T2· Quality secondary | 15 min ago | 1 |
| GitHub public repositories (HTML, releases.atom, raw files) | github.com/pydantic/pydantic-ai | repository | T2· Quality secondary | 15 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.