Claude Haiku 5.5 vs GLM 5.3 FlashX Legal
Detailed technical comparison between Claude Haiku 5.5 (Anthropic) and GLM 5.3 FlashX Legal (Zhipu AI). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
GLM 5.3 FlashX Legal
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedClaude Haiku 5.5
$0.10 / MTokClaude Haiku 5.5
Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...
GLM 5.3 FlashX Legal
GLM-5.3-FlashX-Legal (GLM-Legal) is Z.ai's legal-domain variant of GLM-5.3-FlashX, a native multimodal model that accepts text, image, and video input and produces text. It adds legal-domain mid-training and post-training with reinforcement...
Technical Specifications
🏆 = Superior Spec| Specification | Claude Haiku 5.5 | GLM 5.3 FlashX Legal |
|---|---|---|
| Provider | Anthropic | Zhipu AI |
| Context Window | 1,000,000 tokens | 1,048,576 tokens🏆 |
| Agent Suitability | Not yet benchmarked | Not yet benchmarked |
| Time to First Token (TTFT) | No public TTFT data | No public TTFT data |
| Deployment Model | managed api | managed api |
| Production Stability | Stable release | Not verified |
| API Available | Yes | Yes |
| Released Date | 2026-10-07 | 2026-11-02 |
API Pricing Comparison
Input Price per Million Tokens
Claude Haiku 5.5
$0.10
GLM 5.3 FlashX Legal
$0.37
Output Price per Million Tokens
Claude Haiku 5.5
$0.50
GLM 5.3 FlashX Legal
$1.25
💡 Cost Ratio: Claude Haiku 5.5 is 3.7x cheaper per input token than GLM 5.3 FlashX Legal.
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Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Standardized Scores (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
Claude Haiku 5.5 Quirks & Gotchas
No developer gotchas reported.
GLM 5.3 FlashX Legal Quirks & Gotchas
No developer gotchas reported.
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