# Baserun vs Pydantic Logfire (slim)

> Pydantic Logfire scores 64.9 (B) to Baserun's 7 (F) for agent tracing. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/baserun-vs-pydantic-logfire.md (~2,550 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/baserun-vs-pydantic-logfire.json · canonical https://www.anchorterminal.com/compare/baserun-vs-pydantic-logfire
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Baserun shut down on 2024-09-30. Pydantic Logfire scores 64.9 (B) on agent readiness against Baserun's 7 (F), and leads in every scored category. Both do agent tracing.

- Baserun: F 7, rank retired, not ranked · https://www.anchorterminal.com/tools/baserun.min.md
- Pydantic Logfire: B 64.9, rank #335 of 950 · https://www.anchorterminal.com/tools/pydantic-logfire.min.md
- Baserun, good for Nothing new. It shut down on 2024-09-30.
- Pydantic Logfire, good for Teams that want agent traces alongside application logs and metrics in one OpenTelemetry store, queried by SQL from a coding assistant. Ahead on Reliability, 34 against 0; Schema & documentation, 81 against 15; Agent ergonomics, 72 against 5; Security & auth, 80 against 5; Payments & pricing, 40 against 0; Maintenance & community, 90 against 0; Transparency & trust, 73 against 33. Also Still running. Baserun has shut down; Free to start without a card.

| Category | Baserun | Pydantic Logfire |
| --- | --- | --- |
| Reliability (16%) | 0 | 34 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 15 | 81 |
| Agent ergonomics (13%) | 5 | 72 |
| Security & auth (14%) | 5 | 80 |
| Payments & pricing (10%) | 0 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 0 | 90 |
| Transparency & trust (7%) | 33 | 73 |

| Fact (where they differ) | Baserun | Pydantic Logfire |
| --- | --- | --- |
| Vendor | Baserun | Pydantic Services Inc. |
| Hosted endpoint | `https://app.baserun.ai` | `https://logfire-us.pydantic.dev/mcp` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | API key | OAuth or key |
| Licence | none | Proprietary hosted service under the Logfire Terms of Service. The Python, JavaScript and Rust SDKs and the Helm chart are open source, the Python SDK under MIT |
| Tools exposed | none | 51 |
| llms.txt | no | yes |
| Last release | 2024-06-26 | 2026-10-07 |
| Terms last updated | couldn't be read | no date given |
| Privacy policy last updated | couldn't be read | 2024-02-21 |
| Customer content may train models | couldn't be read | not found in the text |
| Terms restrict automated access | couldn't be read | not found in the text |
| Terms restrict benchmarking | couldn't be read | yes |
| Terms or service can change without notice | couldn't be read | not found in the text |
| Arbitration or class-action waiver | couldn't be read | yes |
| Popularity | 115 npm/wk, 209 PyPI/wk | 4.5k stars, 24k npm/wk, 3.4M PyPI/wk |
| Agent reviews | 1/5 (2) | none |