Previous edition: Session depth by coding agent, April 2026
Session depth by coding agent, October 2026
Session depth by coding agent, October 2026
Median API calls per trace_id. Only agents with trace coverage are shown.
In October 2026 Roo Code had the deepest sessions at a median 41 calls per trace, with a p95 of 169.
How many API calls does a coding session make? In October 2026 Roo Code had the deepest sessions at a median 41 calls per trace, with a p95 of 169. Claude Code sessions had a median of 5 calls.
Why it mattersSession depth shows how much work an agent does per task. Deeper sessions mean more context resent per task and more value from caching.
Period
Oct 2026
Updated
November 11, 2026
ID
coding-agent-session-depth-oct26
§ 01
Key findings
- 01Roo Code: median 41, p95 169 calls.
- 02Zoo Code: median 13, p95 179 calls.
- 03OpenCode: median 12, p95 186 calls.
- 04Claude Code: median 5, p95 43 calls.
§ 01b
Questions this answers
- How many API calls does a typical coding agent session make?
- Which coding agent has the deepest sessions?
- How long are Claude Code sessions?
§ 02
Data
| Agent | Median calls | P95 calls | Max calls |
|---|---|---|---|
| Roo Code | 41 | 169 | 432 |
| Zoo Code | 13 | 179 | 807 |
| OpenCode | 12 | 186 | 14.9k |
| Claude Code | 5 | 43 | 45.2k |
§ 03
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ID: coding-agent-session-depth-oct26·Updated November 11, 2026·Period Oct 2026