Models/Zhipu AI/GLM 5.3

Zhipu AI

GLM 5.3

zhipu-ai/glm-5.3

Live on DIT

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$1.40 input / $4.40 output per 1M tokens; $0.26 per 1M cached input tokens.

ModalitiesText → Text

DIT in / out$1.12 / $2.64per 1M tokens

Context1Mreviewed context window

Max output131.1Ktokens per response

ReleasedAug 14, 2026OPENAI compatible

Capabilities

Reasoning

Tool calling

Structured outputs

Reviewed Sep 18, 2026Zhipu AI model documentation ↗models.dev catalog ↗DIT live model catalog ↗

Overview

Recommended use cases and a precise technical profile, generated from the same reviewed model record used throughout this page.

Technical profileReviewed model metadata

Model ID	glm-5.3	Provider	Zhipu AI
Protocol	OPENAI compatible	DIT availability	2 active routes
Input	Text	Output	Text
Context window	1,000,000 tokens	Maximum output	131,072 tokens
Released	Aug 14, 2026	Knowledge cutoff	—

Reasoning controls

Official identifiers and selectable reasoning effort

Aliases

No alias published

Reasoning effort

No default published

Supported API endpointsOfficial model API surface

Endpoint	Path	Status
Chat Completions	`/v1/chat/completions`	Supported

Providers

Compare DIT market routing with the official upstream reference across price, speed, and availability. Supplier identities remain private.

Market coverage2 active routes

Selection strategyPrice + health + automatic failover

Runtime window30 days

Provider	Input /M	Output /M	Cache read /M	Latency	Throughput	Uptime
DIT Market 40% off Aggregated supply · 2 active routes	~~$1.4~~$1.12	~~$4.4~~$2.64	—	4923 msP50 TTFT	56.4 tpsP50 output	44.17%30-day success
ZZhipu AI official Reference Direct upstream · reviewed list price	$1.4	$4.4	—	—Awaiting data	—Awaiting data	—No status source

Prices are USD per 1M tokens. DIT performance and uptime appear only after 50 eligible requests; supplier identities and customer traffic remain private.

Pricing

Compare DIT market rates directly with reviewed official prices so savings remain visible and auditable.

Current price comparison

Effective DIT rate compared with the reviewed official list price.

Effective

USD / 1M tokens

Up to 40% lower

Direct rate comparison · reviewed standard prices per 1M tokens

Price composition

DIT effective rate mix

$3.76combined rate

InputOutput

Relative rate composition, not estimated invoice share

Price comparisonReviewed source ↗

Usage	Official	DIT market	Saving	Billing basis
Input tokens	$1.4	$1.12	~40%	Per 1M tokens
Output tokens	$4.4	$2.64	~40%	Per 1M tokens
Cached input	—	—	—	Per 1M cached tokens

Performance

Latency, throughput, activity, and request success use privacy-safe DIT runtime aggregates only when the eligibility threshold is met.

Throughput

56.4 tok/s

P50 across eligible DIT traffic

Latency

4923 ms TTFT

Lower is better

Runtime sample

240

30-day privacy-safe window

All locations

P50 / P95

30-day eligible DIT traffic · privacy-safe aggregates

Latency distribution

Time to first token and end-to-end

Lower is better · aggregated eligible requests only

Traffic activity

Privacy-safe normalized request index

Relative shape only; customer traffic totals remain private

Request success

Eligible DIT request completion rate

44.17%

System probes and user fallback traffic excluded

DIT runtime distribution30-day eligible traffic

Metric	P50	P95	Reading
Time to first byte	4923 ms	7779 ms	Lower is better
End-to-end latency	9592 ms	—	Lower is better
Output throughput	56.4 tps	—	Higher is better

Uptime

A concise service-health view with scope and source stated next to the number.

44.17%30-day eligible request success

~240 eligible requestsSystem probes and user fallback traffic excluded

Quick Start

A copy-ready request for the compatible DIT endpoint using this model's reviewed identifier.

cURLOPENAI compatible

curl https://api.dit.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "glm-5.3",
    "messages": [{"role":"user","content":"Explain dynamic model routing."}]
  }'

Sources

Field-level provenance keeps pricing, limits, capabilities, and benchmarks independently reviewable.

Reviewed sources3 references · reviewed Sep 18, 2026

Source	Type	Covers	Checked
Zhipu AI model documentation ↗	Official	Context, Modalities, Capabilities	Sep 18, 2026
models.dev catalog ↗	models.dev	Context, Modalities, Pricing	Sep 18, 2026
DIT live model catalog ↗	DIT catalog	DIT availability, Pricing	Sep 18, 2026

Official sources take priority. Third-party metadata is retained only when its field and review date are shown.

Models like GLM 5.3

Reviewed models ranked by capability overlap, protocol compatibility, and context similarity.

Qwen3.8 MaxAlibaba Cloud

1MContextOfficial: $2 / $6

GLM 5.3 FlashZ.ai

1.05MContextOfficial: $0.15 / $0.5

GPT-5.6 SolOpenAI

1.05MContextOfficial: $4 / $20

Frequently asked questions

Answers use the same reviewed facts and pricing fields presented in the tables above.

What is GLM 5.3?+

$1.40 input / $4.40 output per 1M tokens; $0.26 per 1M cached input tokens.

How much does GLM 5.3 cost?+

The reviewed official rate is $1.4 per 1M input tokens and $4.4 per 1M output tokens. DIT pricing is shown only when a live DIT route exists.

What is the context length of GLM 5.3?+

GLM 5.3 supports a reviewed context window of 1,000,000 tokens and up to 131,072 output tokens.

What capabilities does GLM 5.3 support?+

Reviewed capabilities include Reasoning, Tool calling, Structured outputs. Consult the linked official documentation for endpoint-specific limits.

What inputs and outputs does GLM 5.3 support?+

Reviewed input modalities: Text. Reviewed output modalities: Text.

Which API endpoints and reasoning levels does GLM 5.3 support?+

GLM 5.3 is documented for Chat Completions.

Is GLM 5.3 available on DIT?+

GLM 5.3 currently has 2 active routes. DIT selects eligible supply by price and health, with automatic failover when another route is available.

When was GLM 5.3 released?+

GLM 5.3 was released on Aug 14, 2026.