Cheaper overall
GLM 4.7 Flash
100% lower blended rate
Bigger context window
GLM 4.7 FlashX
202,752 vs 200,000 tokens
Cheaper cached input
GLM 4.7 Flash
Free vs $0.01, 100% less
Where each one wins
GLM 4.7 Flash
- Cheaper input tokens Free vs $0.07, 100% less
- Cheaper output tokens Free vs $0.40, 100% less
- Cheaper cached input Free vs $0.01, 100% less
- Cheaper on all four workloads
- Longer maximum output 131,072 tokens
GLM 4.7 FlashX
- Larger context window 202,752 tokens
What four workloads cost
One run, and the same run a thousand times.
Caching is what decides it: over twenty calls GLM 4.7 Flash costs $0.0000 against $0.0144, a difference of $14.40 across a thousand loops.
| Workload | GLM 4.7 Flash | GLM 4.7 FlashX | ร1,000 | Difference |
|---|---|---|---|---|
| Chat turn 1,000 in / 500 out | $0.0000 | $0.0003 | $0.0000 / $0.2700 | GLM 4.7 Flash is 100% cheaper |
| RAG answer 10,000 in / 800 out | $0.0000 | $0.0010 | $0.0000 / $1.02 | GLM 4.7 Flash is 100% cheaper |
| Agent loop 32,000 in / 700 out ร 20 calls | $0.0000 | $0.0144 | $0.0000 / $14.40 | GLM 4.7 Flash is 100% cheaper |
| Long document 400,000 in / 3,000 out | GLM 4.7 Flash's context window holds 200,000 tokens, so a 400,000-token prompt does not fit. | |||
Price per 1M tokens
Neither model changes its rate with prompt length, so these rates apply to every request.
| Context band | Price | GLM 4.7 Flash | GLM 4.7 FlashX | Difference |
|---|---|---|---|---|
| Any prompt length | Input | Free | $0.07 | GLM 4.7 Flash is 100% cheaper |
| Any prompt length | Cached input | Free | $0.01 | GLM 4.7 Flash is 100% cheaper |
| Any prompt length | Output | Free | $0.40 | GLM 4.7 Flash is 100% cheaper |
Blended: GLM 4.7 Flash Free, GLM 4.7 FlashX $0.1525 per 1M โ one rate at 3:1 input to output, for comparing two models at a glance.
Both priced by Z.ai. Standard tier, pay-as-you-go.
Benchmarks
They score level on 17 figures.
Overall intelligence
Intelligence Index โ Overall intelligence across reasoning, knowledge & math evals
Level
Graduate-level science
GPQA Diamond โ Graduate-level questions in biology, chemistry & physics
Level
Expert-exam performance
Humanity's Last Exam โ Expert-level questions across many academic domains
Level
Instruction following
IFBench โ Precise following of detailed instructions
Level
Support-agent performance
ฯยฒ-Bench Telecom โ Tool-using agent tasks in a telecom support setting
Level
Long-context reasoning
AA-LCR โ Long-context reasoning across large inputs
Level
Command-line work
Terminal-Bench Hard โ Complex command-line and terminal workflows
Level
Physics research reasoning
CritPt โ Unpublished physics research reasoning problems
Level
Factual accuracy
Omniscience Accuracy โ Breadth of factual knowledge across domains
Level
Answer reliability
Omniscience Non-Hallucination โ How reliably the model avoids fabricated answers
Level
3d Elo
Design Arena head-to-head rating in the 3d category
Level
Codecategories Elo
Design Arena head-to-head rating in the codecategories category
Level
Dataviz Elo
Design Arena head-to-head rating in the dataviz category
Level
Gamedev Elo
Design Arena head-to-head rating in the gamedev category
Level
Svg Elo
Design Arena head-to-head rating in the svg category
Level
Uicomponent Elo
Design Arena head-to-head rating in the uicomponent category
Level
Website Elo
Design Arena head-to-head rating in the website category
Level
Each figure is that model's best published run, with the effort level named beside it โ where these scores come from.
Specifications
GLM 4.7 FlashX holds 2,752 more input tokens in one request. Only GLM 4.7 Flash lists code execution.
| Specification | GLM 4.7 Flash | GLM 4.7 FlashX |
|---|---|---|
| Context window | 200,000 tokens | 202,752 tokens |
| Max output | 131,072 tokens | 128,000 tokens |
| Takes in | Text | Text |
| Puts out | Text | Text |
| Released | 19 Jan 2026 | 19 Jan 2026 |
| Status | Active | Active |
| Sold by | Z.ai | Z.ai |
| Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Web search | Not listed | Not listed |
| Prompt caching | Yes | Yes |
| Code execution | Yes | Not listed |
| Computer use | Not listed | Not listed |
| Open weights | Yes | Yes |
| Reasoning | Yes | Yes |
FAQs
- Is GLM 4.7 Flash cheaper than GLM 4.7 FlashX?
- Yes. A 1,000-token prompt with a 500-token reply costs $0.0000 on GLM 4.7 Flash and $0.0003 on GLM 4.7 FlashX, and the same model is cheaper on every workload on this page.
- How much do GLM 4.7 Flash and GLM 4.7 FlashX cost per 1M tokens?
- GLM 4.7 Flash costs Free for input and Free for output. GLM 4.7 FlashX costs $0.07 and $0.40. Standard pay-as-you-go rates, as of 19 Jan 2026.
- Does GLM 4.7 Flash or GLM 4.7 FlashX have a bigger context window?
- GLM 4.7 FlashX, at 202,752 tokens against 200,000. That is 2,752 more input tokens in a single request.