The week: 4 hours of interactive agentic coding, 15 quick questions and 2 PR reviews every weekday. 2 five-hour windows a working day.
ForecastClaude Max 5xHigh confidence
Clear skies all week.
Fits under the weekly cap even in the high case.
- Mon (Monday) ClearUnder the weekly cap $33.30$8.55–$103.75
- Tue (Tuesday) ClearUnder the weekly cap $33.30$8.55–$103.75
- Wed (Wednesday) ClearUnder the weekly cap $33.30$8.55–$103.75
- Thu (Thursday) ClearUnder the weekly cap $33.30$8.55–$103.75
- Fri (Friday) ClearUnder the weekly cap $33.30$8.55–$103.75
- Sat (Saturday) ClearNothing planned $0no API-$ work
- Sun (Sunday) ClearNothing planned $0no API-$ work
Week total
- Low
- $42.75
- Likely
- $166.50
- High
- $518.75
API-$ equivalent against a weekly cap of $550 (inferred).
Off-days
No off-days needed. The week fits even in the high case.
5-hour sessions
2 windows × $78.60 (derived) = $157.20 a day.
Every day fits inside 2 windows in the likely case.
Overflow
No overflow, even in the high case.
Usage credits at standard API rates once you hit a limit.
What if your week looks different?
3 hours a day of headless or 3-agent parallel coding on weekdays.
ForecastClaude Max 5xHigh confidence
Mostly clear, chance of storms.
Likely fits under the weekly cap (range: Wednesday to never). Only the high case runs dry, from Wednesday.
- Mon (Monday) ClearUnder the weekly cap $105$30–$225
- Tue (Tuesday) ClearUnder the weekly cap $105$30–$225
- Wed (Wednesday) CloudyOver the cap in the high case $105$30–$225
- Thu (Thursday) CloudyOver the cap in the high case $105$30–$225
- Fri (Friday) CloudyOver the cap in the high case $105$30–$225
- Sat (Saturday) CloudyNothing planned $0no API-$ work
- Sun (Sunday) CloudyNothing planned $0no API-$ work
High case runs off the top of the chart.
Week total
- Low
- $150
- Likely
- $525
- High
- $1,125
API-$ equivalent against a weekly cap of $550 (inferred).
Off-days
No off-days needed in the likely case.
5-hour sessions
2 windows × $78.60 (derived) = $157.20 a day.
Every day fits inside 2 windows in the likely case.
Overflow
None in the likely case. In the high case about $575, billed at API rates.
Usage credits at standard API rates once you hit a limit.
Caveats and confidence
High confidence Official multipliers plus two independent measurements of absolute capacity (she-llac credit table, alldonesites live meter). Pro and Max 5x weekly figures are inferred, Max 20x is measured.
Figures used: inferred derived. See the plan page for each figure's basis and source.
- Task costs are ranges. The widest is “Agentic coding, 1 hour, one interactive agent”, at ±5-10x (effort level and number of parallel agents), and it dominates most coding weeks.
- Vendors change limits often. See the changelog; all figures were checked 20 Oct 2026.
- Read the methodology for how the hit-day range, off-days and the session check work.
FAQ
Is Claude Max 5x ($100) enough for heavy use?
Yes, comfortably: Claude Max 5x fits this week even in the high case. 4 hours of interactive agentic coding, 15 quick questions and 2 PR reviews every weekday comes to about $166.50 of API value a week (range $42.75 to $518.75), against about $550 of weekly capacity (inferred).
Which day would Claude Max 5x run out on this week?
Clear skies all week. Fits under the weekly cap even in the high case.
What about 3 hours a day of headless or 3-agent parallel coding on weekdays?
Mostly clear, chance of storms. Likely fits under the weekly cap (range: Wednesday to never). Only the high case runs dry, from Wednesday.
What happens when you hit the limit on Claude Max 5x?
Usage credits at standard API rates once you hit a limit. Overflow is billed at API rates.
What does Claude (Anthropic) officially say about Claude Max 5x limits?
5x Pro usage per 5-hour session; weekly limit across all models; separate weekly Fable limit (up to 50% of weekly).
How reliable is this answer?
High confidence. Official multipliers plus two independent measurements of absolute capacity (she-llac credit table, alldonesites live meter). Pro and Max 5x weekly figures are inferred, Max 20x is measured.