Aider rate limits, context window & usage caps (2026)
Rate limits, context window, message limits, file upload caps and image generation limits - all Aider plans compared.
Aider usage limits by plan
| Api Usage | Unlimited | BYOK — pay your own API costs |
| Repo Size | Unlimited | Works with any git repo |
| Models | Unlimited | Claude, GPT-4, Gemini, local |
| Languages | Unlimited | Any language git tracks |
What happens when you hit Aider's limits?
Check the reset window - most limits refresh within 1–60 minutes
Reload or try again after the reset window passes
If you hit limits regularly, upgrade your plan to increase caps
Aider limit reset schedule
⚡
Per minute
API RPM limits - reset every 60 seconds
🕐
Per hour
Short rolling windows for message quotas
⏱
Per 5 hours
Common for consumer plan message limits
📅
Per day / month
Image gen credits and file storage caps
Exact reset period per limit type is shown in the "Notes" column of the plan table above. Aider uses rolling-window resets - quotas refresh continuously, not at a fixed midnight cutoff.
More Aider intelligence
Live status →
Check if rate limit errors are due to an active outage
Pricing →
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Compare free limits across all AI tools
Limits sourced from Aider's official documentation. Updated when plan changes are announced.
Aider limits - frequently asked questions
What is the Aider message limit?
Aider message limits vary by plan - see the full breakdown by tier in the table above.
Does Aider have a file upload limit?
Yes, Aider enforces file upload limits that vary by plan. See the detailed breakdown above.
When do Aider limits reset?
Reset periods vary by limit type - many Aider limits reset on a rolling window (e.g., per 5 hours or per 24 hours). Check the notes column in the table above for specific reset schedules.
What happens when you hit Aider's rate limit?
Aider will temporarily block new requests when you exceed your plan's limits. You may see an in-app message or receive an HTTP 429 response. Wait for the reset window to pass or upgrade your plan.