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GLM-5.3 API — how to connect and pay

A high-performance model tuned for a broad range of tasks.

Input ($/1M)
0.002
Output ($/1M)
0.0063
Cache: read / write ($/1M)
0.0002 / 0.002
Context
1M

Prices in $, updated October 25, 2026.

Performance

Last 7 days: responses / client requests that reached a supplier. Retries of one request count once; input checks, disabled routes, and client cancellations do not lower model quality.

Availability

96.74%

client requests over 7 days

Average latency

16.75 s

to full response

TTFT

6.27 s

to first token

Speed

81 tok/s

generation speed, tok/s (median)

Strengths

  • OpenAI-compatible access
  • Single key for all models

Good for

  • Chat assistants
  • Automation
  • Text processing
  • Product integration

Capabilities

Context
1M tokens
Max output
128K tokens
Input
text, image
Tool calling
supported
JSON mode
not listed
Vision
yes
Reasoning
thinking — Reasoning tokens are billed at the output rate

Improved GLM 5.x; 1M context, good English and agentic tool-use.

Providers

Comparison of public providers for this model: price, availability, TTFT, speed and cache. Metrics are from real traffic; where there is none, a probe or «—».

Provider
Defaultdefault
glm-5.3

Minimum charge per request — $0.0000143 (supplier rule): short requests are billed no less than this amount

Input $/1M
0.002
Output $/1M
0.0063
Context
1M / 128K
Availability
23.90%
TTFT
2.62 s
Speed
—
Cache hit
0.00%
Caching
yes

Offers

One line per price level: our input / output price per 1M tokens, the discount off the official list price, and how many connected merchant subscription accounts are offering there.

:qwencloud
qwencloud
Typical price you actually pay: $0.0167 / $0.0524 per 1M tokens

Based on 32,114 paid requests, last 24 hours

$0.1 / $0.314392.9% off· 7833 accounts· 1% filled
$0.196 / $0.61686% off· 3 accounts· 0% filled
$0.198 / $0.622385.9% off· 469 accounts· 0% filled
$0.208 / $0.653885.1% off· 6513 accounts· 0% filled
$0.216 / $0.678984.6% off· 1 account· 0% filled
$0.4 / $1.2671.4% off· 2 accounts· 0% filled
official $1.4 / $4.4
:zai
zai
Typical price you actually pay: $0.0048 / $0.0149 per 1M tokens

Based on 2,547 paid requests, last 24 hours

$0.002 / $0.006399.9% off· 5 accounts· 70% filled
$0.086 / $0.270393.9% off· 1 account· 10% filled
$0.098 / $0.30893% off· 16 accounts· <1% filled
$0.14 / $0.4490% off· 1 account· <1% filled
$0.17 / $0.534387.9% off· 2 accounts· <1% filled
$0.172 / $0.540687.7% off· 10 accounts· 2% filled
official $1.4 / $4.4
:qwencloud-alibaba-cn
qwencloud-alibaba-cn
Typical price you actually pay: $0.2958 / $0.9296 per 1M tokens

Based on 29 paid requests, last 24 hours

$0.234 / $0.735583.3% off· 5 accounts· 34% filled
$0.24 / $0.754382.9% off· 1 account· 45% filled
$0.39 / $1.2372.1% off· 1 account· 0% filled
$0.398 / $1.2571.6% off· 7 accounts· 17% filled
$1 / $3.1428.6% off· 13 accounts· 3% filled
official $1.4 / $4.4
:codebuddy
codebuddy
Typical price you actually pay: $0.0903 / $0.2836 per 1M tokens

Based on 2,770 paid requests, last 24 hours

$0.11 / $0.345892.1% off· 506 accounts· 23% filled
$0.114 / $0.358391.9% off· 600 accounts· <1% filled
$0.12 / $0.377291.4% off· 5 accounts· 5% filled
$0.13 / $0.408690.7% off· 1356 accounts· 3% filled
$0.132 / $0.414990.6% off· 225 accounts· 2% filled
$0.14 / $0.4490% off· 204 accounts· 1% filled
official $1.4 / $4.4
:codebuddy-cn
codebuddy-cn
$0.092 / $0.289293.4% off· 1134 accounts
$0.104 / $0.326992.6% off· 4 accounts
$0.108 / $0.339592.3% off· 195 accounts
$0.112 / $0.35292% off· 25 accounts
$0.114 / $0.358391.9% off· 30 accounts
$0.124 / $0.389891.1% off· 33 accounts
official $1.4 / $4.4
market only
clinepass

No offers right now

market only
opencode

No offers right now

Key facts

The live catalog contains 74 text models.

GLM-5.3: 0.002 $ input and 0.0063 $ output per 1M tokens.

FAQ about the GLM-5.3 API

How much does GLM-5.3 cost?

The price of GLM-5.3: $0.002 per 1M input · $0.0063 per 1M output tokens. Pay only for the tokens you use — no subscriptions or flat fees.

Is it compatible with the OpenAI SDK?

Yes, the API is fully OpenAI-compatible. Just change base_url to https://getvibeapi.com/v1 and set your key — the rest of the code stays the same.

Connect GLM-5.3 right now

Sign up in a minute, pay per use, ready-made code above.

Get API key