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Claude Haiku 4.5 vs GLM 5.2

Compare Claude Haiku 4.5 from Anthropic and GLM 5.2 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.

AnthropicClaude Haiku 4.5Z.AIGLM 5.2
+ Add model · 2/4
Anthropic logo
Claude Haiku 4.5
Anthropic · text, image → text

Claude Haiku 4.5 is a fast, affordable, and highly capable AI model, excelling at coding and agentic tasks. Its combination of speed and low cost makes it ideal for powering real-time applications like chatbots, high-volume free services, and specialized "sub-agents" for complex tasks in coding, finance, and research. It can also handle common business tasks like creating office documents and assisting with strategy and analysis. ⚠️ The minimum cache token for claude-haiku-4-5 has been increased from 1,024 to 4,096 tokens.

Input$1.10 /M
Output$5.50 /M
Details
Z.AI logo
GLM 5.2
Z.AI · text → text

GLM-5.2 is Z.ai’s flagship model for the era of long-horizon tasks. With a truly usable 1M-token context window, it can handle project-level engineering context, execute long-running tasks more reliably, follow engineering standards more consistently, and complete the full development workflow from requirements to multi-platform deployment in a single task.

Input$1.13 /M
Output$3.94 /M
Details

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Claude Haiku 4.5
GLM 5.2
Input /M
$1.10
$1.13
Output /M
$5.50
$3.94
Cache read /M
$1.10
$0.28
Context length
204,800
1,000,000
Max output
131,072
128,000
Time to First Token
0.7 s
1.2 s
Throughput
74.1 tok/s
36.9 tok/s
Modalities
textimage
text
Supported Parameters
thinkingtoolsfunction callingstructured outputs
thinkingtoolsfunction callingstructured outputs
API Formats
chat_completions · claude_api
Released
October 1, 2025
June 16, 2026

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.

claude-haiku-4-5glm-5.2

Tokens / day

-

Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

claude-haiku-4-5glm-5.2

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
claude-haiku-4-5glm-5.2
1360142014801540
Overall
14131470
Coding
14811505
Math
13991475
Hard prompts
14411488
Instruction following
14151462
Multi-turn
14251470
Creative writing
13901450
Longer query
14371479
Chinese
14371516
English
14331477
WebDev Arena
claude-haiku-4-5glm-5.2
1280138014801580
Overall
13271582
React
13241594
HTML
13151537
Gaming
13151617
Simulations
13071606
Data analytics
13391542

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

Estimate your monthly bill for the same workload on each model.

GLM 5.2
$127 /mo
Claude Haiku 4.5
$149 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Claude Haiku 4.5, GLM 5.2?

GLM 5.2: $3.94/M output tokens; Claude Haiku 4.5: $5.50/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

GLM 5.2: 1505; Claude Haiku 4.5: 1481 (LMArena coding leaderboard).

Which responds faster?

Claude Haiku 4.5: 0.7s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Claude Haiku 4.5 accepts 204,800 and GLM 5.2 accepts 1,000,000 input tokens. Maximum output per request is 131,072 tokens on Claude Haiku 4.5 and 128,000 tokens on GLM 5.2.

Which one generates tokens faster?

Claude Haiku 4.5 at 74.1 tok/s and GLM 5.2 at 36.9 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Claude Haiku 4.5 accepts text and image input and supports thinking, tool calling, function calling and structured outputs; GLM 5.2 accepts text input and supports thinking, tool calling, function calling and structured outputs.

Can I call Claude Haiku 4.5 and GLM 5.2 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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