Cost per coding-agent request

Is Claude Fable 5 or Qwen3.7 Plus cheaper for coding agents?

For coding agents, Claude Fable 5 costs 23x as much as Qwen3.7 Plus per request ($0.32 vs $0.014 on our measured traffic), because Claude Fable 5 lists at $10 input, $1 cached input and $50 output per million tokens against $0.32, $0.064 and $1.28 for Qwen3.7 Plus.

List prices: Anthropic pricing, OpenRouter listed price, checked 2026-10-13. Request costs: Standard Compute gateway data, 79,301 coding-agent requests from 75 users, Sep 13 to Oct 12, 2026. How we compute this

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Cost per coding-agent request, side by side

Cost at list price	Qwen3.7 Plus	Fable 5
Prompt under 100K tokens50% of requests, 87% of input cached	$0.0064	$0.16
Prompt of 100K to 272K39% of requests, 88% of input cached	$0.017	$0.39
Prompt over 272K tokens11% of requests, 86% of input cached	$0.038	$0.87
Average request	$0.014	$0.32
100 requests	$1.39	$32.47
Median session16 requests; a session ends after 10 idle minutes	$0.18	$4.49
A month of regular usemedian of 20 users active on 5+ days	$22.60	$497

Each logged request priced at the listed rates above for its own token counts, including cache reads and any higher rate for long prompts. Average output: 698 tokens per request.

Benchmarks, speed and latency, side by side

Artificial Analysis	Qwen3.7 Plus	Fable 5
Intelligence Index10 evaluations, 0 to 100	25	50
Terminal-Bench 4.0agentic coding in a terminal	1.0%	42.4%
Output speedmedian	55 tokens/s	67 tokens/s
Time to first answer tokenincludes thinking time	39 s	2.3 min

Source: Artificial Analysis (artificialanalysis.ai). Measured variants: Qwen3.7 Plus, speed on Alibaba; Claude Fable 5 (Max, Opus 4.8 Fallback), speed on Anthropic. Fetched October 13, 2026. Artificial Analysis runs Terminal-Bench 4.0 in its own setup, so its scores differ from the tbench.ai leaderboard.

What to watch for

Claude Fable 5 is superseded: Claude Fable 5.1 costs $0.24 per request. The price is OpenRouter's listed rate on October 13, 2026, which can be a third-party host's; Alibaba's own API may charge differently. Claude Fable 5 scores clearly higher on the benchmarks above, so it may finish hard tasks in fewer steps.

FAQ

Is Qwen3.7 Plus cheaper than Claude Fable 5 for coding agents?

Yes, at the listed prices. 100 average coding-agent requests cost $1.39 on Qwen3.7 Plus and $32.47 on Claude Fable 5. A median 16-request session costs $0.18 vs $4.49. Measured on 79,301 real coding-agent requests (Sep 13 to Oct 12, 2026).

How much does a month of Fable 5 vs Qwen3.7 Plus cost?

For the median regular user in our data (1,478 requests in 30 days), about $497 on Claude Fable 5 and $22.60 on Qwen3.7 Plus at list price. Heavier users pay proportionally more.

Claude Fable 5 vs Qwen3.7 Plus: which is better for agents?

Claude Fable 5 scores higher on output quality (9.0/10 vs 5.7/10), while Qwen3.7 Plus is the cheaper option. Claude Fable 5 is best for existing Fable 5 setups that have not yet moved to Fable 5.1 or Opus 5.5; Qwen3.7 Plus is best for simple, long-context calls on a budget. Live community votes on this page show what people actually prefer.

Can I switch between Claude Fable 5 and Qwen3.7 Plus in the same agent?

Yes. Model-agnostic agents (Cline, Aider, OpenClaw, Hermes Agent, Kilo Code, OpenCode) let you swap models per task. Many people route hard tasks to the stronger model and routine work to the cheaper one.

Community vote

Pick a winner in each dimension. You can change your vote any time.

Output Quality

Correctness and depth of what it produces

Agentic Ability

Tool calls, instruction-following, and multi-step tasks

Speed

Tokens per second and time-to-first-token

Value for Money

How much capability you get per dollar

Reliability

Consistent results: fewer refusals, loops and format breaks

Every model on this page is included with Standard Compute

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Current frontier models Claude Fable 5.1 · GPT-6 Astra

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