Grok 4.7 vs GLM 5.3 FlashX Legal
Detailed technical comparison between Grok 4.7 (xAI) 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 SpeedGLM 5.3 FlashX Legal
$0.37 / MTokGrok 4.7
Grok 4.7 is SpaceXAI's flagship model for coding, agentic tasks, and knowledge work, succeeding Grok 4.6. It is particularly strong at long-running software engineering tasks, verifying its own work, 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 | Grok 4.7 | GLM 5.3 FlashX Legal |
|---|---|---|
| Provider | xAI | Zhipu AI |
| Context Window | 500,000 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 | Not verified | Not verified |
| API Available | Yes | Yes |
| Released Date | 2026-09-21 | 2026-11-02 |
API Pricing Comparison
Input Price per Million Tokens
Grok 4.7
$2.00
GLM 5.3 FlashX Legal
$0.37
Output Price per Million Tokens
Grok 4.7
$6.00
GLM 5.3 FlashX Legal
$1.25
💡 Cost Ratio: GLM 5.3 FlashX Legal is 5.4x cheaper per input token than Grok 4.7.
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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.
Grok 4.7 Quirks & Gotchas
No developer gotchas reported.
GLM 5.3 FlashX Legal Quirks & Gotchas
No developer gotchas reported.
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