Modal rate limits, context window & usage caps (2026)
Rate limits, context window, message limits, file upload caps and image generation limits - all Modal plans compared.
Modal usage limits by plan
| Compute | 30 USD/month | Free compute credit |
| Gpu Access | Included | A10G, T4 available |
| Concurrency | 10 containers | Max parallel containers |
| Storage | 10 GB | NFS storage |
| Compute | Unlimited | Pay per second of GPU/CPU |
| Gpu Access | Included | H100, A100, A10G, T4 |
| Concurrency | 100 containers | |
| Storage | Unlimited |
| Compute | Unlimited | Pooled billing |
| Gpu Access | Included | |
| Concurrency | Unlimited | |
| Storage | Unlimited |
What happens when you hit Modal'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
Modal 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. Modal uses rolling-window resets - quotas refresh continuously, not at a fixed midnight cutoff.
More Modal intelligence
Live status →
Check if rate limit errors are due to an active outage
Pricing →
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Limits sourced from Modal's official documentation. Updated when plan changes are announced.
Modal limits - frequently asked questions
What is the Modal message limit?
Modal message limits vary by plan - see the full breakdown by tier in the table above.
Does Modal have a file upload limit?
Yes, Modal enforces file upload limits that vary by plan. See the detailed breakdown above.
When do Modal limits reset?
Reset periods vary by limit type - many Modal 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 Modal's rate limit?
Modal 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.