AI cost comparisons
Side-by-side pairs from the same CentsPerToken catalog as the calculators—so you can see which option costs less before you commit spend.
Featured
High-intent pairs teams open first when planning spend.
Flagship model routing
Compare approximate GPT-5.5 and Claude Opus 4.8 API list prices for flagship text workloads.
On 10k × 2k/500 tokens: Claude Opus 4.8 lower by $25.00 (10% less)
General chat and coding assistants
Compare approximate Claude Sonnet 4 and GPT-4o API list prices for input, output, cache, and batch workloads.
On 10k × 2k/500 tokens: GPT-4o lower by $35.00 (26% less)
High-volume product features
Side-by-side cost comparison of Gemini 2.5 Flash and GPT-4o mini for high-volume, low-latency apps.
On 10k × 2k/500 tokens: GPT-4o mini lower by $12.50 (68% less)
High-volume product features
Side-by-side planning costs for high-volume Flash vs ultra-cheap nano routing.
On 10k × 2k/500 tokens: GPT-5 nano lower by $72.00 (96% less)
Full index
13 pairs
Catalog rates updated 2026-07-31.
General chat and coding assistants
Compare approximate Claude Sonnet 4 and GPT-4o API list prices for input, output, cache, and batch workloads.
On 10k × 2k/500 tokens: GPT-4o lower by $35.00 (26% less)
High-volume product features
Side-by-side cost comparison of Gemini 2.5 Flash and GPT-4o mini for high-volume, low-latency apps.
On 10k × 2k/500 tokens: GPT-4o mini lower by $12.50 (68% less)
Long-context reasoning
Estimate spend differences between Claude Opus 4 and OpenAI o3 for heavy reasoning workloads.
On 10k × 2k/500 tokens: o3 lower by $275.00 (41% less)
OpenAI tier routing
See how much you save by routing traffic from GPT-4o to GPT-4o mini on the same token volume.
On 10k × 2k/500 tokens: GPT-4o mini lower by $94.00 (94% less)
Flagship assistant routing
Compare Gemini 2.5 Pro and Claude Sonnet 4 list prices for production assistant workloads.
On 10k × 2k/500 tokens: Gemini 2.5 Pro lower by $60.00 (44% less)
Cost-sensitive automation
Budget-friendly model comparison for classification, extraction, and lightweight chat.
On 10k × 2k/500 tokens: GPT-4o mini lower by $30.00 (83% less)
RAG indexing
Compare OpenAI embedding list prices for indexing and retrieval workloads.
On 10k × 2k/500 tokens: text-embedding-3-small lower by $2.20 (85% less)
Image generation volume
Approximate per-image cost comparison for DALL·E 3 Standard and Flux Pro.
On 1,000 units: DALL·E 3 Standard lower by $10.00 (20% less)
Speech-to-text budgets
Compare approximate per-minute transcription pricing for Whisper and GPT-4o Transcribe.
Voice product scale
Compare OpenAI text-to-speech list prices per million characters.
On 1,000 units: TTS-1 lower by $15,000.00 (50% less)
Flagship model routing
Compare approximate GPT-5.5 and Claude Opus 4.8 API list prices for flagship text workloads.
On 10k × 2k/500 tokens: Claude Opus 4.8 lower by $25.00 (10% less)
High-volume product features
Side-by-side planning costs for high-volume Flash vs ultra-cheap nano routing.
On 10k × 2k/500 tokens: GPT-5 nano lower by $72.00 (96% less)
Budget vs agentic tradeoffs
Compare efficiency-focused DeepSeek V4 Flash against Grok 4.3 list prices.
On 10k × 2k/500 tokens: DeepSeek V4 Flash lower by $33.30 (89% less)
By use case
Jump into the planning lens that matches your workload.
1 comparison
General chat and coding assistants
Compare approximate Claude Sonnet 4 and GPT-4o API list prices for input, output, cache, and batch workloads.
On 10k × 2k/500 tokens: GPT-4o lower by $35.00 (26% less)
2 comparisons
High-volume product features
Side-by-side cost comparison of Gemini 2.5 Flash and GPT-4o mini for high-volume, low-latency apps.
On 10k × 2k/500 tokens: GPT-4o mini lower by $12.50 (68% less)
High-volume product features
Side-by-side planning costs for high-volume Flash vs ultra-cheap nano routing.
On 10k × 2k/500 tokens: GPT-5 nano lower by $72.00 (96% less)
1 comparison
Long-context reasoning
Estimate spend differences between Claude Opus 4 and OpenAI o3 for heavy reasoning workloads.
On 10k × 2k/500 tokens: o3 lower by $275.00 (41% less)
1 comparison
OpenAI tier routing
See how much you save by routing traffic from GPT-4o to GPT-4o mini on the same token volume.
On 10k × 2k/500 tokens: GPT-4o mini lower by $94.00 (94% less)
1 comparison
Flagship assistant routing
Compare Gemini 2.5 Pro and Claude Sonnet 4 list prices for production assistant workloads.
On 10k × 2k/500 tokens: Gemini 2.5 Pro lower by $60.00 (44% less)
1 comparison
Cost-sensitive automation
Budget-friendly model comparison for classification, extraction, and lightweight chat.
On 10k × 2k/500 tokens: GPT-4o mini lower by $30.00 (83% less)
1 comparison
RAG indexing
Compare OpenAI embedding list prices for indexing and retrieval workloads.
On 10k × 2k/500 tokens: text-embedding-3-small lower by $2.20 (85% less)
1 comparison
Image generation volume
Approximate per-image cost comparison for DALL·E 3 Standard and Flux Pro.
On 1,000 units: DALL·E 3 Standard lower by $10.00 (20% less)
1 comparison
Speech-to-text budgets
Compare approximate per-minute transcription pricing for Whisper and GPT-4o Transcribe.
1 comparison
Voice product scale
Compare OpenAI text-to-speech list prices per million characters.
On 1,000 units: TTS-1 lower by $15,000.00 (50% less)
1 comparison
Flagship model routing
Compare approximate GPT-5.5 and Claude Opus 4.8 API list prices for flagship text workloads.
On 10k × 2k/500 tokens: Claude Opus 4.8 lower by $25.00 (10% less)
1 comparison
Budget vs agentic tradeoffs
Compare efficiency-focused DeepSeek V4 Flash against Grok 4.3 list prices.
On 10k × 2k/500 tokens: DeepSeek V4 Flash lower by $33.30 (89% less)
