Overage / Compare / LLM APIs
Anthropic API vs Azure OpenAI Service pricing Monthly cost at three volumes Monthly cost of Anthropic API and Azure OpenAI Service at three volumes and at your own Volume Anthropic APICheapest model Claude Fable 5.1 Claude Opus 5.5 Claude Sonnet 5.5 Claude Haiku 5.5 (prompt <=100K tokens) Claude Haiku 5.5 (prompt >100K tokens) Claude Mythos 5.1 Claude Fable 5 Claude Mythos 5 Claude Opus 5 Claude Opus 4.8 Claude Opus 4.7 Claude Opus 4.6 Claude Opus 4.5 Claude Opus 4.1 Claude Opus 4 Claude Sonnet 5 Claude Sonnet 4.6 Claude Sonnet 4.5 Claude Sonnet 4 Claude Haiku 4.5 Claude Haiku 3.5 Azure OpenAI ServiceCheapest model GPT-Chat Latest 08062026 Global GPT-Chat Latest 07012026 Data Zone GPT-6.1 Sol (short context) Global GPT-6.1 Sol (short context) Data Zone GPT-6.1 Sol (long context) Global GPT-6.1 Sol (long context) Data Zone GPT-6 Astra (short context) Global GPT-6 Astra (short context) Data Zone GPT-6 Astra (long context) Global GPT-6 Astra (long context) Data Zone GPT-6 Sol (short context) Global GPT-6 Sol (short context) Data Zone GPT-6 Sol (long context) Global GPT-6 Sol (long context) Data Zone GPT-6 Luna (short context) Global GPT-6 Luna (short context) Data Zone GPT-6 Luna (long context) Global GPT-6 Luna (long context) Data Zone GPT-5.6-sol (short context) Global GPT-5.6-sol (short context) Data Zone GPT-5.6-sol (long context) Global GPT-5.6-sol (long context) Data Zone GPT-5.6-terra (short context) Global GPT-5.6-terra (short context) Data Zone GPT-5.6-terra (long context) Global GPT-5.6-terra (long context) Data Zone GPT-5.6-luna (short context) Global GPT-5.6-luna (short context) Data Zone GPT-5.6-luna (long context) Global GPT-5.6-luna (long context) Data Zone GPT-5.5 Global GPT-5.5 Data Zone GPT-5.5 Long Context Global GPT-5.5 Long Context Data Zone GPT-5.4 (<272k context length) Global GPT-5.4 (<272k context length) Data Zone GPT-5.4 (>272k context length) Global GPT-5.4 Pro (<272k context length) Global GPT-5.4 Pro (>272k context length) Global GPT-5.4 mini Global GPT-5.4 mini Data Zone GPT-5.4 nano Global GPT-5.3 Codex Global GPT-5.3 Chat Global GPT-5.2 Codex Global GPT-5.2 Global GPT-5.2 Data Zone GPT-5.2-chat latest Global GPT-5.2-chat Data Zone GPT-5.1 Global GPT-5.1 Data Zone GPT-5.1-chat Global GPT-5.1-codex Global GPT-5.1-codex-max Global GPT-5.1-codex-mini Global GPT-5 2025-08-07 Global GPT-5 Data Zone GPT-5 Pro Global GPT-5 Codex Global GPT-5-mini Global GPT-5-mini Data Zone GPT-5-nano Global GPT-5-nano Data Zone GPT-5 chat Global o3-deep research Global o3 2025-04-16 Global o3 2025-04-16 Data Zone o3 2025-04-16 Regional o4-mini 2025-04-16 Global o4-mini 2025-04-16 Data Zone o4-mini 2025-04-16 Regional GPT-4.1-2025-04-14 Global GPT-4.1-2025-04-14 Data Zone GPT-4.1-2025-04-14 Regional GPT-4.1-mini-2025-04-14 Global GPT-4.1-mini-2025-04-14 Data Zone GPT-4.1-mini-2025-04-14 Regional GPT-4.1-nano-2025-04-14 Global GPT-4.1-nano-2025-04-14 Data Zone GPT-4.1-nano-2025-04-14 Regional o1 2024-12-17 Global o1 2024-12-17 US/EU – Data Zones o1 2024-12-17 Regional o1 preview 2024-09-12 US/EU – Data Zones o3 mini 2025-01-31 Global o3 mini 2025-01-31-US/EU – Data Zones o3 mini 2025-01-31 Regional o1-mini 2024-09-12 Global o1-mini 2024-09-12 US/EU – Data Zones o1-mini 2024-09-12 Regional gpt-oss-120b computer-use-preview Global GPT-4o-Audio-Preview-2024-12-17-Global GPT-4o-Audio-Preview-2024-12-17-US/EU – Data Zones GPT-4o-Audio-Preview-2024-12-17-Regional GPT-4o-Mini-Audio-Preview-2024-12-17-Global GPT-4o-Mini-Audio-Preview-2024-12-17-US/EU – Data Zones GPT-4o-Mini-Audio-Preview-2024-12-17-Regional GPT-4o-2024-1120 Global GPT-4o-2024-1120 US/EU – Data Zones GPT-4o-2024-1120 Regional GPT-4o-2024-08-06 Global GPT-4o-2024-08-06 US/EU – Data Zones GPT-4o-2024-08-06 Regional GPT-4o-2024-0513 Global GPT-4o-2024-0513 US/EU – Data Zones GPT-4o-2024-0513 Regional GPT-4o-mini-0718 Global GPT-4o-mini-0718 US/EU – Data Zones GPT-4o-mini-0718 Regional small1M input, 200K output $0.20 / moClaude Haiku 5.5 (prompt <=100K tokens) $0.13 / moGPT-5-nano Global growing50M input, 10M output $10 / moClaude Haiku 5.5 (prompt <=100K tokens) $6.50 / moGPT-5-nano Global scale1B input, 200M output $200 / moClaude Haiku 5.5 (prompt <=100K tokens) $130 / moGPT-5-nano Global your volumeset above $10 / moClaude Haiku 5.5 (prompt <=100K tokens) $6.50 / moGPT-5-nano Global
Each cell is the cheapest feasible plan, or the chosen model, at that volume, from the shared Overage cost function. "Cheapest model" only considers models with both an input and an output price listed. Volumes are example scenarios you can edit.
Cheapest model per service, USD per 1M tokens Cheapest priced model of each service Service Cheapest model Input Output Models listed Anthropic API Claude Haiku 5.5 (prompt <=100K tokens) $0.10 $0.50 21 Azure OpenAI Service GPT-5-nano Global $0.05 $0.40 110
Every model Every model of both services, USD per 1M tokens Model Service Input Output Claude Haiku 5.5 (prompt <=100K tokens) Anthropic API $0.10 $0.50 Claude Haiku 5.5 (prompt >100K tokens) Anthropic API $0.50 $2.50 Claude Haiku 3.5 Anthropic API $0.80 $4 Claude Haiku 4.5 Anthropic API $1 $5 Claude Sonnet 5.5 Anthropic API $2 $10 Claude Sonnet 5 Anthropic API $2 $10 Claude Sonnet 4.6 Anthropic API $3 $15 Claude Sonnet 4.5 Anthropic API $3 $15 Claude Sonnet 4 Anthropic API $3 $15 Claude Opus 5.5 Anthropic API $4 $20 Claude Opus 5 Anthropic API $5 $25 Claude Opus 4.8 Anthropic API $5 $25 Claude Opus 4.7 Anthropic API $5 $25 Claude Opus 4.6 Anthropic API $5 $25 Claude Opus 4.5 Anthropic API $5 $25 Claude Fable 5.1 Anthropic API $10 $50 Claude Mythos 5.1 Anthropic API $10 $50 Claude Fable 5 Anthropic API $10 $50 Claude Mythos 5 Anthropic API $10 $50 Claude Opus 4.1 Anthropic API $15 $75 Claude Opus 4 Anthropic API $15 $75 GPT-5-nano Global Azure OpenAI Service $0.05 $0.40 GPT-5-nano Data Zone Azure OpenAI Service $0.06 $0.44 GPT-6 Luna (short context) Global Azure OpenAI Service $0.10 $0.50 GPT-4.1-nano-2025-04-14 Global Azure OpenAI Service $0.10 $0.40 GPT-6 Luna (short context) Data Zone Azure OpenAI Service $0.11 $0.55 GPT-4.1-nano-2025-04-14 Data Zone Azure OpenAI Service $0.11 $0.44 GPT-4.1-nano-2025-04-14 Regional Azure OpenAI Service $0.11 $0.44 gpt-oss-120b Azure OpenAI Service $0.15 $0.60 GPT-4o-Mini-Audio-Preview-2024-12-17-Global Azure OpenAI Service $0.15 $0.60 GPT-4o-mini-0718 Global Azure OpenAI Service $0.15 $0.60 GPT-4o-Mini-Audio-Preview-2024-12-17-US/EU – Data Zones Azure OpenAI Service $0.165 $0.66 GPT-4o-Mini-Audio-Preview-2024-12-17-Regional Azure OpenAI Service $0.165 $0.66 GPT-4o-mini-0718 US/EU – Data Zones Azure OpenAI Service $0.165 $0.66 GPT-4o-mini-0718 Regional Azure OpenAI Service $0.165 $0.66 GPT-6 Luna (long context) Global Azure OpenAI Service $0.20 $0.75 GPT-5.6-luna (short context) Global Azure OpenAI Service $0.20 $1.20 GPT-5.4 nano Global Azure OpenAI Service $0.20 $1.25 GPT-6 Luna (long context) Data Zone Azure OpenAI Service $0.22 $0.825 GPT-5.6-luna (short context) Data Zone Azure OpenAI Service $0.22 $1.32 GPT-5.1-codex-mini Global Azure OpenAI Service $0.25 $2 GPT-5-mini Global Azure OpenAI Service $0.25 $2 GPT-5-mini Data Zone Azure OpenAI Service $0.28 $2.20 GPT-5.6-luna (long context) Global Azure OpenAI Service $0.40 $1.80 GPT-4.1-mini-2025-04-14 Global Azure OpenAI Service $0.40 $1.60 GPT-5.6-luna (long context) Data Zone Azure OpenAI Service $0.44 $1.98 GPT-4.1-mini-2025-04-14 Data Zone Azure OpenAI Service $0.44 $1.76 GPT-4.1-mini-2025-04-14 Regional Azure OpenAI Service $0.44 $1.76 GPT-5.4 mini Global Azure OpenAI Service $0.75 $4.50 GPT-5.4 mini Data Zone Azure OpenAI Service $0.83 $4.95 o4-mini 2025-04-16 Global Azure OpenAI Service $1.10 $4.40 o3 mini 2025-01-31 Global Azure OpenAI Service $1.10 $4.40 o1-mini 2024-09-12 Global Azure OpenAI Service $1.10 $4.40 o4-mini 2025-04-16 Data Zone Azure OpenAI Service $1.21 $4.84 o4-mini 2025-04-16 Regional Azure OpenAI Service $1.21 $4.84 o3 mini 2025-01-31-US/EU – Data Zones Azure OpenAI Service $1.21 $4.84 o3 mini 2025-01-31 Regional Azure OpenAI Service $1.21 $4.84 o1-mini 2024-09-12 US/EU – Data Zones Azure OpenAI Service $1.21 $4.84 o1-mini 2024-09-12 Regional Azure OpenAI Service $1.21 $4.84 GPT-5.1 Global Azure OpenAI Service $1.25 $10 GPT-5.1-chat Global Azure OpenAI Service $1.25 $10 GPT-5.1-codex Global Azure OpenAI Service $1.25 $10 GPT-5.1-codex-max Global Azure OpenAI Service $1.25 $10 GPT-5 2025-08-07 Global Azure OpenAI Service $1.25 $10 GPT-5 Codex Global Azure OpenAI Service $1.25 $10 GPT-5 chat Global Azure OpenAI Service $1.25 $10 GPT-5.1 Data Zone Azure OpenAI Service $1.38 $11 GPT-5 Data Zone Azure OpenAI Service $1.38 $11 GPT-5.3 Codex Global Azure OpenAI Service $1.75 $14 GPT-5.3 Chat Global Azure OpenAI Service $1.75 $14 GPT-5.2 Codex Global Azure OpenAI Service $1.75 $14 GPT-5.2 Global Azure OpenAI Service $1.75 $14 GPT-5.2-chat latest Global Azure OpenAI Service $1.75 $14 GPT-5.2 Data Zone Azure OpenAI Service $1.93 $15.40 GPT-5.2-chat Data Zone Azure OpenAI Service $1.93 $15.40 GPT-6.1 Sol (short context) Global Azure OpenAI Service $2 $10 GPT-6 Sol (short context) Global Azure OpenAI Service $2 $10 GPT-5.6-terra (short context) Global Azure OpenAI Service $2 $12 o3 2025-04-16 Global Azure OpenAI Service $2 $8 GPT-4.1-2025-04-14 Global Azure OpenAI Service $2 $8 GPT-6.1 Sol (short context) Data Zone Azure OpenAI Service $2.20 $11 GPT-6 Sol (short context) Data Zone Azure OpenAI Service $2.20 $11 GPT-5.6-terra (short context) Data Zone Azure OpenAI Service $2.20 $13.20 o3 2025-04-16 Data Zone Azure OpenAI Service $2.20 $8.80 o3 2025-04-16 Regional Azure OpenAI Service $2.20 $8.80 GPT-4.1-2025-04-14 Data Zone Azure OpenAI Service $2.20 $8.80 GPT-4.1-2025-04-14 Regional Azure OpenAI Service $2.20 $8.80 GPT-5.4 (<272k context length) Global Azure OpenAI Service $2.50 $15 GPT-4o-Audio-Preview-2024-12-17-Global Azure OpenAI Service $2.50 $10 GPT-4o-2024-1120 Global Azure OpenAI Service $2.50 $10 GPT-4o-2024-08-06 Global Azure OpenAI Service $2.50 $10 GPT-5.4 (<272k context length) Data Zone Azure OpenAI Service $2.75 $16.50 GPT-4o-Audio-Preview-2024-12-17-US/EU – Data Zones Azure OpenAI Service $2.75 $11 GPT-4o-Audio-Preview-2024-12-17-Regional Azure OpenAI Service $2.75 $11 GPT-4o-2024-1120 US/EU – Data Zones Azure OpenAI Service $2.75 $11 GPT-4o-2024-1120 Regional Azure OpenAI Service $2.75 $11 GPT-4o-2024-08-06 US/EU – Data Zones Azure OpenAI Service $2.75 $11 GPT-4o-2024-08-06 Regional Azure OpenAI Service $2.75 $11 computer-use-preview Global Azure OpenAI Service $3 $12 GPT-6.1 Sol (long context) Global Azure OpenAI Service $4 $15 GPT-6 Sol (long context) Global Azure OpenAI Service $4 $15 GPT-5.6-sol (short context) Global Azure OpenAI Service $4 $20 GPT-5.6-terra (long context) Global Azure OpenAI Service $4 $18 GPT-6.1 Sol (long context) Data Zone Azure OpenAI Service $4.40 $16.50 GPT-6 Sol (long context) Data Zone Azure OpenAI Service $4.40 $16.50 GPT-5.6-sol (short context) Data Zone Azure OpenAI Service $4.40 $22 GPT-5.6-terra (long context) Data Zone Azure OpenAI Service $4.40 $19.80 GPT-Chat Latest 08062026 Global Azure OpenAI Service $5 $30 GPT-5.5 Global Azure OpenAI Service $5 $30 GPT-5.4 (>272k context length) Global Azure OpenAI Service $5 $22.50 GPT-4o-2024-0513 Global Azure OpenAI Service $5 $15 GPT-Chat Latest 07012026 Data Zone Azure OpenAI Service $5.50 $33 GPT-5.5 Data Zone Azure OpenAI Service $5.50 $33 GPT-4o-2024-0513 US/EU – Data Zones Azure OpenAI Service $5.50 $16.50 GPT-4o-2024-0513 Regional Azure OpenAI Service $5.50 $16.50 GPT-5.6-sol (long context) Global Azure OpenAI Service $8 $30 GPT-5.6-sol (long context) Data Zone Azure OpenAI Service $8.80 $33 GPT-6 Astra (short context) Global Azure OpenAI Service $10 $50 GPT-5.5 Long Context Global Azure OpenAI Service $10 $45 o3-deep research Global Azure OpenAI Service $10 $40 GPT-6 Astra (short context) Data Zone Azure OpenAI Service $11 $55 GPT-5.5 Long Context Data Zone Azure OpenAI Service $11 $49.50 GPT-5 Pro Global Azure OpenAI Service $15 $120 o1 2024-12-17 Global Azure OpenAI Service $15 $60 o1 2024-12-17 US/EU – Data Zones Azure OpenAI Service $16.50 $66 o1 2024-12-17 Regional Azure OpenAI Service $16.50 $66 o1 preview 2024-09-12 US/EU – Data Zones Azure OpenAI Service $16.50 $66 GPT-6 Astra (long context) Global Azure OpenAI Service $20 $75 GPT-6 Astra (long context) Data Zone Azure OpenAI Service $22 $82.50 GPT-5.4 Pro (<272k context length) Global Azure OpenAI Service $30 $180 GPT-5.4 Pro (>272k context length) Global Azure OpenAI Service $60 $270
Models are compared by name and price, never by position. Pick one model per service, or "Cheapest model", in the cost table above.
Tightest rate limit Tightest documented rate limit of each service Measure Anthropic API Azure OpenAI Service Tightest limit unlisted unlisted
Changes in the last 90 days Before not listed → After $2 input, $10 output per 1M tokens new