Coding GLM 5.1
Z.AI · text → text
Only supports OpenAI-compatible formats.
Input$0.06 /M
Output$0.22 /M
← ModelsCoding GLM 5.1Coding GLM 5.1 (free)
Coding GLM 5.1 vs Coding GLM 5.1 (free)
Compare Coding GLM 5.1 from Z.AI and Coding GLM 5.1 (free) from Z.AI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.
Coding GLM 5.1Coding GLM 5.1 (free)+ Add model · 2/4
Coding GLM 5.1 (free)
Z.AI · text → text
coding-glm-5.1-free is the open and free version of coding-glm-5.1. To maintain reliable service, each account is limited to 5 requests per minute, 100 requests per day, and 1 million tokens per day.
Input$0 /M
Output$0 /M
Pricing & Specifications
Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.
Coding GLM 5.1
Coding GLM 5.1 (free)
Input /M
$0.06
$0
Output /M
$0.22
$0
Cache read /M
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Context length
0
0
Max output
0
0
Time to First Token
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Throughput
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Modalities
text
text
Supported Parameters
thinkingtoolsfunction callingstructured outputs
thinkingtoolsfunction callingstructured outputs
API Formats
Released
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Promotional prices show the discounted rate; see each model page for promotion windows.
Activity Past 30 Days
Daily traffic served through AIHubMix — how demand for each model is trending.
coding-glm-5.1coding-glm-5.1-free
Tokens / day
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Requests / day
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Performance Past 3 Days
Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.
coding-glm-5.1coding-glm-5.1-free
Throughput (tok/s)
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TTFT (s)
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Uptime (%)
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Cost calculator
Estimate your monthly bill for the same workload on each model.
Coding GLM 5.1 (free)
$0.00 /mo
Coding GLM 5.1
$6.90 /mo
Monthly = daily × 30. Discounted rates applied where a promotion is active.
FAQ
What inputs and capabilities does each model support?
Coding GLM 5.1 accepts text input and supports thinking, tool calling, function calling and structured outputs; Coding GLM 5.1 (free) accepts text input and supports thinking, tool calling, function calling and structured outputs.
Can I call Coding GLM 5.1 and Coding GLM 5.1 (free) with the same API key?
Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.
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