# Seb Labs (seblabs.dev)

Open-weight 9B model that picks one option from a list of choices and returns a probability for each.

- Atlas card: https://inite.ai/en/atlas/seblabs.dev
- Site: https://seblabs.dev
- For: engineering teams building software that routes tickets, gates tool calls, or hands off to humans
- Use not measured/100 · alive 100/100

## Used for

- decide which next action an assistant should take
- decide whether to act or hand off to a person

## Price

- from 0.021 USD/usage, no free plan (read 2026-10-29 on https://seblabs.dev/#pricing)

## For developers

- API docs: https://seblabs.dev/docs
- MCP server: dev.seblabs/seblabs (namespace; open on 2026-10-29, 5 tools)
- Read 2026-10-29

## MCP server, measured daily

Server: https://mcp.seblabs.dev/mcp, checked every day since 2026-10-29 (6 checks).

- Answered: measuring, 6 daily checks so far
- Median first answer: 170 ms
- Sign-in: none
- Context its tool definitions take: about 2502 tokens (5 tools)
- Tool definitions: B, 83/100
- Failing "params_described": 1 of 5 tools
- Failing "annotations": 4 of 5 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-29

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Source: INITE Atlas, https://inite.ai/en/atlas/seblabs.dev. JSON: https://inite.ai/api/atlas/seblabs.dev. MCP: https://inite.ai/api/mcp (atlas_lookup).