GLM-5.3-Flash API Pricing
Zhipu AI · released 2026-08-26
Also searched as: GLM 5.3 Flash pricing · 5.3-Flash price
GLM-5.3-Flash price
0.012¢ / 1K
0.042¢ / 1K
0.019¢ / 1K
Compare the two price sources — models.dev repository, docs.z.ai (cited by LiteLLM)
Sources disagree; check the official site
Official list price from Zhipu AI, as recorded by models.dev
Official price changed on 2026-11-06: input $0.15 → $0.1195 (-20.3%) · output $0.50 → $0.4183 (-16.3%) per 1M tokens. All official price changes
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.0185¢ |
| RAG query | 4,000 in / 500 out | 0.0687¢ |
| Long document summary | 50,000 in / 1,000 out | 0.639¢ |
| Code review of a 2k-line file | 30,000 in / 2,000 out | 0.442¢ |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $5.56 |
Cost = (input tokens ÷ 1,000,000 × $0.1195) + (output tokens ÷ 1,000,000 × $0.4183).
Benchmarks
| Benchmark | Value | Source | As of |
|---|---|---|---|
| Epoch Capabilities Index (ECI) | 153.6 | epoch | 2026-08-20 |
| Epoch Mock AIME accuracy | 93.9% | epoch | 2026-08-20 |
| Epoch FrontierMath (T1–3) accuracy | 55.8% | epoch | 2026-08-20 |
| Arena text rating | 1477 | arena | 2026-10-28 |
| Arena coding rating (human preference votes, not task accuracy) | 1526 | arena | 2026-10-28 |
| Arena math rating | 1503 | arena | 2026-10-28 |
| Arena WebDev rating | 1607 | arena | 2026-10-28 |
LiveBench
Shown on this model page only — LiveBench data never appears in any leaderboard, comparison table or structured data on this site.
| LiveBench metric | Value | As of |
|---|---|---|
| LiveBench Global Average | 71.6 | 2026-06-25 |
| LiveBench Reasoning | 77.6 | 2026-06-25 |
| LiveBench Coding | 79.0 | 2026-06-25 |
| LiveBench Agentic Coding | 56.8 | 2026-06-25 |
| LiveBench Mathematics | 81.2 | 2026-06-25 |
| LiveBench Data Analysis | 76.4 | 2026-06-25 |
| LiveBench Language | 77.3 | 2026-06-25 |
| LiveBench Instruction Following | 52.8 | 2026-06-25 |
LiveBench leaderboard (livebench.ai, github.com/LiveBench/new-livebench), CC BY-SA 4.0 — livebench.ai · github.com/LiveBench/new-livebench · CC BY-SA 4.0
More from Zhipu AI
| Model | Released | Blended $/1M |
|---|---|---|
| GLM-5.3 | 2026-08-14 | $1.9421 |
| GLM-5.2 | 2026-06-13 | $1.9421 |
| GLM-5.1 | 2026-04-07 | $1.5686 |
| GLM-5V-Turbo | 2026-04-01 | $1.3819 |
| GLM-5-Turbo | 2026-03-16 | $1.3819 |
| GLM-5 | 2026-02-12 | $1.1205 |
| GLM-4.7-FlashX | 2026-01-19 | $0.1681 |
| GLM-4.7-Flash | 2026-01-19 | — |
Count tokens & estimate cost for GLM-5.3-Flash See GLM-5.3-Flash on the leaderboard
Prices: Zhipu AI's official list price as recorded by models.dev; benchmarks: see sources below; last synced 2026-11-06.
FAQ
Who develops GLM-5.3-Flash?
GLM-5.3-Flash is developed by Zhipu AI, released 2026-08-26.
How much does GLM-5.3-Flash cost per million tokens?
GLM-5.3-Flash costs $0.1195 per 1M input tokens and $0.4183 per 1M output tokens ($0.1942 blended), per Zhipu AI's official list price as recorded by models.dev.
What is the GLM-5.3-Flash API price?
The GLM-5.3-Flash API price is $0.1195 per 1M input tokens and $0.4183 per 1M output tokens ($0.1942 per 1M blended).
How much does GLM-5.3-Flash cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about 0.0185¢ on GLM-5.3-Flash, at $0.1195/1M input and $0.4183/1M output.
Is GLM-5.3-Flash free?
GLM-5.3-Flash's official API list price is $0.1195 per 1M input tokens and $0.4183 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check Zhipu AI's site for those.
How does GLM-5.3-Flash rank on benchmarks?
GLM-5.3-Flash scores 153.6 on the Epoch Capabilities Index (ECI), ranking #47 of 107 models we track with a published ECI score.
Where does this data come from?
Pricing for GLM-5.3-Flash comes from models.dev and LiteLLM (open MIT-licensed catalogs); benchmark scores come from Epoch AI and LMArena (open CC BY 4.0 licenses); LiveBench scores (below) are CC BY-SA 4.0 — see /data-sources/. Last synced 2026-11-06.