API cost decision in 10 seconds

Qianfan-OCR-Fast vs Claude Opus 4.6 (Fast)

Pick Qianfan-OCR-Fast for lower cost; pick Claude Opus 4.6 (Fast) only if the larger context window matters more.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Qianfan-OCR-Fast for lower cost; pick Claude Opus 4.6 (Fast) only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Qianfan-OCR-Fast is estimated at $2.08 vs $105 for Claude Opus 4.6 (Fast), saving $102.92 (98% lower).

Cost-first pickQianfan-OCR-Fast
Context-first pickClaude Opus 4.6 (Fast)
Sample savings$102.9298%
10x traffic gap$1029.15

Claude Opus 4.6 (Fast) has more context, but Qianfan-OCR-Fast saves $102.92 on the standard workload. At 10x that traffic, the same price gap is about $1029.15. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Qianfan-OCR-Fast stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickQianfan-OCR-FastClaude Opus 4.6 (Fast)
Input-heavy / RAG5M input + 500K outputQianfan-OCR-Fast$4.81$225
Balanced workload1M input + 1M outputQianfan-OCR-Fast$3.49$180
Output-heavy chatbot1M input + 5M outputQianfan-OCR-Fast$14.73$780
Cheaper input Qianfan-OCR-Fast $0.68 vs $30 / 1M

Qianfan-OCR-Fast is $29.32 cheaper per 1M input tokens (97.7% lower; 44.1x difference).

Cheaper output Qianfan-OCR-Fast $2.81 vs $150 / 1M

Qianfan-OCR-Fast is $147.19 cheaper per 1M output tokens (98.1% lower; 53.4x difference).

Larger context Claude Opus 4.6 (Fast) 65.54K vs 1M

Claude Opus 4.6 (Fast) has 934.46K more context (15.3x larger).

Sample workload Qianfan-OCR-Fast $2.08 vs $105

Qianfan-OCR-Fast is $102.92 cheaper on the standard workload (98% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Qianfan-OCR-Fast Calculating… Estimated API cost
Claude Opus 4.6 (Fast) Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Qianfan-OCR-Fast has the lower input price; Qianfan-OCR-Fast has the lower output price; Claude Opus 4.6 (Fast) offers the larger context window. For the 1M input plus 500K output sample, Qianfan-OCR-Fast is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $2.08 for Qianfan-OCR-Fast and $105 for Claude Opus 4.6 (Fast).

Best Fit

Choose Qianfan-OCR-Fast when you care most about lower input-token price, and lower output-token price.

Choose Claude Opus 4.6 (Fast) when you care most about larger context window.

Decision Notes
  • On the standard 1M input plus 500K output workload, Qianfan-OCR-Fast is estimated at $2.08 vs $105 for Claude Opus 4.6 (Fast), saving $102.92 (98% lower).
  • Qianfan-OCR-Fast is $102.92 cheaper on the standard workload (98% lower).
  • Qianfan-OCR-Fast is $29.32 cheaper per 1M input tokens (97.7% lower; 44.1x difference).
  • Qianfan-OCR-Fast is $147.19 cheaper per 1M output tokens (98.1% lower; 53.4x difference).
  • Claude Opus 4.6 (Fast) has 934.46K more context (15.3x larger).
Head-to-Head Specs
FeatureQianfan-OCR-Fast
(Baidu)		Claude Opus 4.6 (Fast)
(Anthropic)
Input Price
prompt tokens per 1M		$0.68$30
Completion Price
per 1M tokens		$2.81$150
Sample Workload Cost
1M input + 500K output		$2.08$105
Context Window65.54K1M
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionQianfan-OCR-FastOn the standard 1M input plus 500K output workload, Qianfan-OCR-Fast is estimated at $2.08 vs $105 for Claude Opus 4.6 (Fast), saving $102.92 (98% lower).
High-volume input processingQianfan-OCR-FastLower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsQianfan-OCR-FastLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workClaude Opus 4.6 (Fast)A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • ERNIE 4.5 21B A3B Thinking can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.21.
  • ERNIE 4.5 21B A3B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.21.
  • ERNIE 4.5 VL 28B A3B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.42.
  • ERNIE 4.5 300B A47B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.83.
Larger context near this budget
  • Llama 4 Scout offers 10M context with $0.23 sample workload cost.
  • Grok 4.20 Multi-Agent offers 2M context with $5 sample workload cost.
  • Grok 4.20 offers 2M context with $2.5 sample workload cost.
  • GPT-5.5 offers 1.05M context with $20 sample workload cost.

Cheaper alternatives

Review low-cost models sorted by a standard 1M input plus 500K output workload.

Open cheapest models

Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

Open largest context models

Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

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Baidu catalog

Review all tracked Baidu models before deciding whether this matchup is the right shortlist.

Open Baidu models

Anthropic catalog

Check other Anthropic models with comparable pricing, context, or release timing.

Open Anthropic models
Qianfan-OCR-Fast

Qianfan-OCR-Fast is a domain-specific multimodal large model purpose-built for OCR. By leveraging specialized OCR training data while preserving versatile multimodal intelligence, it provides a powerful performance upgrade over Qianfan-OCR.

Claude Opus 4.6 (Fast)

Fast-mode variant of [Opus 4.6](/anthropic/claude-opus-4.6) - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode