API cost decision in 10 seconds

🔥DeepSeek V4 Flash 0423 vs NewGranite 4.2 8B

Pick DeepSeek V4 Flash 0423 when budget and context both matter.

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

Budget verdict

Pick DeepSeek V4 Flash 0423 when budget and context both matter.

On the standard 1M input plus 500K output workload, DeepSeek V4 Flash 0423 is estimated at $0.16 vs $0.17 for Granite 4.2 8B, saving $0.02 (9.3% lower).

Cost-first pickDeepSeek V4 Flash 0423
Context-first pickDeepSeek V4 Flash 0423
Sample savings$0.029.3%
10x traffic gap$0.16

DeepSeek V4 Flash 0423 is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $0.16. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Cost winner changes by workload shape: input-heavy / RAG favors DeepSeek V4 Flash 0423, balanced workload favors DeepSeek V4 Flash 0423, and output-heavy chatbot favors Granite 4.2 8B.

Workload shapeToken mixBetter pickDeepSeek V4 Flash 0423Granite 4.2 8B
Input-heavy / RAG5M input + 500K outputDeepSeek V4 Flash 0423$0.48$0.57
Balanced workload1M input + 1M outputDeepSeek V4 Flash 0423$0.24$0.25
Output-heavy chatbot1M input + 5M outputGranite 4.2 8B$0.87$0.85
Cheaper input DeepSeek V4 Flash 0423 $0.0794 vs $0.1 / 1M

DeepSeek V4 Flash 0423 is $0.02 cheaper per 1M input tokens (20.6% lower; 1.26x difference).

Cheaper output Granite 4.2 8B $0.1588 vs $0.15 / 1M

Granite 4.2 8B is $0.0088 cheaper per 1M output tokens (5.5% lower; 1.06x difference).

Larger context DeepSeek V4 Flash 0423 1.05M vs 131.07K

DeepSeek V4 Flash 0423 has 917.5K more context (8x larger).

Sample workload DeepSeek V4 Flash 0423 $0.16 vs $0.17

DeepSeek V4 Flash 0423 is $0.02 cheaper on the standard workload (9.3% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
DeepSeek V4 Flash 0423 Calculating… Estimated API cost
Granite 4.2 8B 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

DeepSeek V4 Flash 0423 has the lower input price; Granite 4.2 8B has the lower output price; DeepSeek V4 Flash 0423 offers the larger context window. For the 1M input plus 500K output sample, DeepSeek V4 Flash 0423 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $0.16 for DeepSeek V4 Flash 0423 and $0.17 for Granite 4.2 8B.

Best Fit

Choose DeepSeek V4 Flash 0423 when you care most about lower input-token price, and larger context window.

Choose Granite 4.2 8B when you care most about lower output-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, DeepSeek V4 Flash 0423 is estimated at $0.16 vs $0.17 for Granite 4.2 8B, saving $0.02 (9.3% lower).
  • DeepSeek V4 Flash 0423 is $0.02 cheaper on the standard workload (9.3% lower).
  • DeepSeek V4 Flash 0423 is $0.02 cheaper per 1M input tokens (20.6% lower; 1.26x difference).
  • Granite 4.2 8B is $0.0088 cheaper per 1M output tokens (5.5% lower; 1.06x difference).
  • DeepSeek V4 Flash 0423 has 917.5K more context (8x larger).
Head-to-Head Specs
Feature🔥DeepSeek V4 Flash 0423
(DeepSeek)		NewGranite 4.2 8B
(IBM)
Input Price
prompt tokens per 1M		$0.0794$0.1
Completion Price
per 1M tokens		$0.1588$0.15
Sample Workload Cost
1M input + 500K output		$0.16$0.17
Context Window1.05M131.07K
Release Date
Popularity#7

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionDeepSeek V4 Flash 0423On the standard 1M input plus 500K output workload, DeepSeek V4 Flash 0423 is estimated at $0.16 vs $0.17 for Granite 4.2 8B, saving $0.02 (9.3% lower).
High-volume input processingDeepSeek V4 Flash 0423Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsGranite 4.2 8BLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workDeepSeek V4 Flash 0423A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • DeepSeek V4 Flash (free) can replace DeepSeek V4 Flash 0423 when lower sample workload cost matters most: $0.
  • DeepSeek V4 Flash 0731 can replace DeepSeek V4 Flash 0423 when lower sample workload cost matters most: $0.15.
  • Granite 4.0 Micro can replace Granite 4.2 8B when lower sample workload cost matters most: $0.07.
  • Granite 4.1 8B can replace Granite 4.2 8B when lower sample workload cost matters most: $0.1.

Cheaper alternatives

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

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Larger context alternatives

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

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Provider catalogs

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DeepSeek catalog

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

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IBM catalog

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

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DeepSeek V4 Flash 0423

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

Granite 4.2 8B

Granite 4.2 8B is a dense reasoning model from IBM. It is suited for mathematics, code generation, multilingual dialogue, and agentic workflows that need multi-step reasoning. It supports full, low-effort,...