# BetterStack Codex API Evaluation

**Category:** Observability
**Score:** 68 (C)

This is the agent-readable Devtool Arena evaluation page for BetterStack on Codex API.

## Summary

| Metric | Value |
|--------|-------|
| Status | completed |
| Overall score | 68 |
| Grade | C |
| Eval score | 73 |
| Discovery score | 57 |
| Cost | $0.25 |
| Runtime | 1m 57s |
| Tool calls | 25 |
| Errors | 3 |
| Tokens used | 792825 |
| Success | Yes |

## Agent-Readiness Checklist

| Signal | Evidence |
|--------|----------|
| Context7 | https://context7.com/betterstack |
| llms.txt | Not found |
| MCP server | https://betterstack.com/docs/getting-started/integrations/mcp/ |
| Typed SDK | https://github.com/logtail/logtail-js |
| OpenAPI | Not found |
| Agent skills | https://betterstack.com/docs/getting-started/integrations/mcp/ |
| CLI | Not found |

## Evaluation Prompt

````text

# Task
Using https://betterstack.com/docs, complete the following task:

Using BetterStack:

1. Submit a custom metric called "*****.leaderboard.score" with value 42 and tags ["env:*****", "leaderboard:sapient"]
2. Create an event with title "Leaderboard Test" and text "Integration ***** event from Lightsage Leaderboard"
3. Print the API responses as JSON, including the status of each operation. 

## Execution
After creating the script, run it to verify it works:
```bash
cd /home/daytona/app && python <your_script>.py
```

The script should print output to stdout. If there are errors, debug and fix them until it runs successfully.

````

## Grader Results

| Check | Passed | Weight | Score | Details |
|-------|--------|--------|-------|---------|
| Cost | Yes | 0 | 0 | $0.25 ($0.20–0.40, good) |
| Time | Yes | 0 | 1 | 117s (1–2min, great) |
| Efficiency | Yes | 0 | 0 | 25 tool calls (≤25, below average) |
| Found Docs | Yes | 0 | — | Touched docs at betterstack.com: yes (21 matching tool calls) |
| Zero Errors | No | 0 | — | Tool outputs with errors/tracebacks: 3 |
| Syntax Valid | Yes | 0 | — | Code compiles/parses correctly |
| Created Files | Yes | 0 | — | Generated files: 1 (need ≥1) |
| Full Execution | Yes | 0 | — | Method: full_execution, Exit: 0 |

## Run Artifacts

| Artifact | Value |
|----------|-------|
| Conversation turns | 30 |
| Tool call traces | 25 |
| Generated files | 1 |
| Exit code | 0 |
| Completed at | 2026-09-27T02:10:43.392001+00:00 |

### Generated Files

- /home/daytona/app/betterstack_report.py

## Related Pages

- [Codex API leaderboard](/leaderboard/codex/api)
- [Compare Codex API companies](/leaderboard/codex/api/compare)
- [Agent Landscape](/leaderboard/discoverability)

Canonical URL: https://devtoolarena.com/codex/api/betterstack