Aider Agent Harness | HarnessRouter

30-day usage· Aug 12–Sep 10, 2026

Data as of September 11, 2026 · About the data

Rank #30#19 of21CLI agents · 7-day #29

Tokens 15.4B

Requests 434.5K

Capabilities and verification

Reviewed against the HarnessRouter capability catalog on August 24, 2026. Every verified row cites its public source; rule-derived rows apply HarnessRouter's published classification rules to documented behavior. A “No public evidence” badge marks a gap in the public record, not a statement that Aider lacks them.

Configuration & support

• Other models Directly verified
• Custom instructions Directly verified
• Skills Directly verified
• Custom tools No public evidence
• MCP No public evidence
• Sandbox & approvals Directly verified
• Sessions Directly verified
• Subagents No public evidence

Execution & agency

• Workspace files Directly verified
• Structured actions Directly verified

Environment control

• Browser control No public evidence
• Computer control No public evidence

Observation & capture

• Screen observation No public evidence
• Screenshot export No public evidence
• Recording export No public evidence

Artifact outputs

• Documents Rule-derived
• Spreadsheets Rule-derived
• Presentations Rule-derived
• Images Rule-derived
• Video Rule-derived
• App deployment No public evidence

Sources: aider.chat

Machine interfaces

• Headless CLI · Stable