Sub-Second Agentic Routing Battle GPT-4.1 Mini (75% Cache Discount) Saves 56% Synced 2026-10-30

GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku API Cost Calculator

Q: Is GPT-4.1 Mini (75% Cache Discount) or Claude 3.5 Haiku cheaper per 1M tokens in production?

GPT-4.1 Mini (75% Cache Discount) is 56% cheaper on a blended 3:1 input-to-output production workload ($0.70/1M blended vs $1.60/1M for Claude 3.5 Haiku). GPT-4.1 Mini (75% Cache Discount) charges $0.40/1M input and $1.60/1M output, while Claude 3.5 Haiku charges $0.80/1M input and $4.00/1M output.

Q: How much does GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku cost at 10,000 Daily Active Users (DAU)?

At 10,000 DAU (360,000 requests/day at 3,500 input + 800 output tokens), GPT-4.1 Mini (75% Cache Discount) costs $9,648/month uncached ($6,813/mo with 75% prompt cache hits), whereas Claude 3.5 Haiku costs $21,600/month uncached ($14,796/mo with 75% prompt cache hits). Routing to GPT-4.1 Mini (75% Cache Discount) saves $11,952/month ($143,424/year).

Q: How much does Prompt Caching save on GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku?

GPT-4.1 Mini (75% Cache Discount) offers cached input reads at $0.10/1M tokens, while Claude 3.5 Haiku offers cached reads at $0.08/1M tokens. At a 75% system-prompt/RAG cache hit rate, GPT-4.1 Mini (75% Cache Discount) monthly spend drops from $9,648 to $6,813, and Claude 3.5 Haiku drops from $21,600 to $14,796.

Q: Which model has faster token generation speed and larger context: GPT-4.1 Mini (75% Cache Discount) or Claude 3.5 Haiku?

GPT-4.1 Mini (75% Cache Discount) delivers higher throughput at 145 tokens/sec (TTFT 215ms) compared to 135 tokens/sec. For context window, GPT-4.1 Mini (75% Cache Discount) supports 1.0M tokens (1,047,576) while Claude 3.5 Haiku supports 200K tokens (200,000).

Side-by-side FinOps unit economics audit comparing GPT-4.1 Mini (75% Cache Discount) (OpenAI) against Claude 3.5 Haiku (Anthropic). Switching or hybrid-routing 80% of traffic to GPT-4.1 Mini (75% Cache Discount) cuts blended token spend by 56% and saves $11,952/mo ($143,424/yr) at 10,000 DAU.

Deploy GPT-4.1 Mini (75% Cache Discount) on OpenAI Direct (Route with 0% Markup Fallback) → Download 58-Model CFO Excel Audit ($29) → Open Interactive Simulator → Generate Zero-Dependency Router

Cost Efficiency Winner

GPT-4.1 Mini (75% Cache Discount)

$0.70/1M blended tokens (56% lower than Claude 3.5 Haiku at $1.60/1M)

Deploy on OpenAI Direct ($0.40/1M in) →

10,000 DAU Monthly Delta

$11,952/mo

Saves $143,424/year on 12.6B input + 2.88B output tokens/mo

Export CFO .xlsx Savings Model ($29) →

Throughput & Latency Winner

GPT-4.1 Mini (75% Cache Discount)

145 tok/s streaming speed (215ms TTFT)

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1. Side-by-Side Token Pricing, Context Window & Speed Matrix

Exact API pricing per 1 Million tokens (Input, Output, and Prompt Cache Read), maximum context window, and real-world streaming throughput.

FinOps Metric	GPT-4.1 Mini (75% Cache Discount) (OpenAI)	Claude 3.5 Haiku (Anthropic)	Arbitrage Advantage
Input Price (per 1M tokens)	$0.40 / 1M	$0.80 / 1M	GPT-4.1 Mini (75% Cache Discount) (2.0x cheaper)
Output Price (per 1M tokens)	$1.60 / 1M	$4.00 / 1M	GPT-4.1 Mini (75% Cache Discount) (2.5x cheaper)
Cached Input Read (per 1M)	$0.10 / 1M	$0.08 / 1M	Prompt Cache Hit Discount Ready
Blended 3:1 RAG Rate (per 1M)	$0.70 / 1M	$1.60 / 1M	56% savings with GPT-4.1 Mini (75% Cache Discount)
Context Window / Max Output	1.0M (1,047,576) / 33K out	200K (200,000) / 8K out	GPT-4.1 Mini (75% Cache Discount) larger context
Streaming Speed & TTFT	145 tok/s (215ms TTFT)	135 tok/s (240ms TTFT)	GPT-4.1 Mini (75% Cache Discount) faster generation
Capabilities (Tools / Vision / Cache)	Tools: Yes · Vision: Yes · Cache: Yes	Tools: Yes · Vision: Yes · Cache: Yes	JSON Mode: Both Supported

2. Monthly SaaS Cloud Bill Simulation (1,000 DAU / 10,000 DAU / 50,000 DAU)

Simulated monthly API spend for a production AI SaaS application (12 requests per active user/day, 3,500 input tokens + 800 output tokens per turn, 30 days/month).

SaaS Scale Tier	Monthly Token Volume	GPT-4.1 Mini (75% Cache Discount) Monthly Bill	Claude 3.5 Haiku Monthly Bill	Monthly Savings (GPT-4.1 Mini (75% Cache Discount))
1,000 DAU (Seed / MVP)	1.26B in / 288M out	$964.80/mo	$2,160/mo	Save $1,195/mo
10,000 DAU (Growth SaaS)	12.6B in / 2.88B out	$9,648/mo	$21,600/mo	Save $11,952/mo ($143,424/yr)
50,000 DAU (Enterprise Scale)	63.0B in / 14.4B out	$48,240/mo	$108,000/mo	Save $59,760/mo

3. Prompt Caching Savings Math (At 10,000 DAU Workload)

Long system prompts, RAG document context, and multi-turn agent histories qualify for automatic or explicit prompt caching. Here is how cache hit rates change your monthly cloud bill:

Prompt Cache Hit Rate	GPT-4.1 Mini (75% Cache Discount) (Read @ $0.10/1M)	Claude 3.5 Haiku (Read @ $0.08/1M)	Combined Hybrid Router + 75% Cache
0% Cache Hit (Cold Prompts)	$9,648/mo	$21,600/mo	$19,210/mo
50% Cache Hit (Standard Chat)	$7,758/mo	$17,064/mo	$9,619/mo
75% Cache Hit (Production Agent/RAG)	$6,813/mo	$14,796/mo	$8,410/mo
90% Cache Hit (Heavy Document Context)	$6,246/mo	$13,435/mo	$7,684/mo

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4. Multi-Provider Host Arbitrage & Latency Disparity Table (Cost vs. <400ms TTFT SLA)

Don't overpay default gateway markups or suffer peak-hour latency spikes. Compare verified inference hosts for both GPT-4.1 Mini (75% Cache Discount) and Claude 3.5 Haiku anchored by Cost-per-1M Tokens vs. Time-to-First-Token (TTFT < 400ms SLA):

Model	Inference Host / Gateway	Input / 1M	Output / 1M	Cache Read / 1M	TTFT Latency & SLA	Throughput	Deploy / Credits Link
GPT-4.1 Mini (75% Cache Discount)	OpenAI Direct #1 Smart Router Pick	$0.40	$1.60	$0.10	193ms <400ms SLA ✓	145 tok/s	Deploy (Route with 0% Markup Fallback) →
GPT-4.1 Mini (75% Cache Discount)	OpenRouter	$0.40	$1.60	$0.10	200ms <400ms SLA ✓	140 tok/s	Deploy (Unified API for 470+ Models) →
Claude 3.5 Haiku	Anthropic Direct	$0.80	$4.00	$0.08	207ms <400ms SLA ✓	135 tok/s	Deploy (Prompt Caching Ready) →
Claude 3.5 Haiku	OpenRouter	$0.80	$4.00	$0.08	212ms <400ms SLA ✓	132 tok/s	Deploy (Unified API for 470+ Models) →

⚡ Smart Router Disparity Anchor: Routing 80% of turns to OpenAI Direct saves 56% while keeping Time-to-First-Token under the 400ms real-time UX threshold.

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5. Frequently Asked Questions (GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku)

Is GPT-4.1 Mini (75% Cache Discount) or Claude 3.5 Haiku cheaper per 1M tokens in production?

GPT-4.1 Mini (75% Cache Discount) is 56% cheaper on a blended 3:1 input-to-output production workload ($0.70/1M blended vs $1.60/1M for Claude 3.5 Haiku). GPT-4.1 Mini (75% Cache Discount) charges $0.40/1M input and $1.60/1M output, while Claude 3.5 Haiku charges $0.80/1M input and $4.00/1M output.

How much does GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku cost at 10,000 Daily Active Users (DAU)?

At 10,000 DAU (360,000 requests/day at 3,500 input + 800 output tokens), GPT-4.1 Mini (75% Cache Discount) costs $9,648/month uncached ($6,813/mo with 75% prompt cache hits), whereas Claude 3.5 Haiku costs $21,600/month uncached ($14,796/mo with 75% prompt cache hits). Routing to GPT-4.1 Mini (75% Cache Discount) saves $11,952/month ($143,424/year).

How much does Prompt Caching save on GPT-4.1 Mini (75% Cache Discount) vs Claude 3.5 Haiku?

GPT-4.1 Mini (75% Cache Discount) offers cached input reads at $0.10/1M tokens, while Claude 3.5 Haiku offers cached reads at $0.08/1M tokens. At a 75% system-prompt/RAG cache hit rate, GPT-4.1 Mini (75% Cache Discount) monthly spend drops from $9,648 to $6,813, and Claude 3.5 Haiku drops from $21,600 to $14,796.

Which model has faster token generation speed and larger context: GPT-4.1 Mini (75% Cache Discount) or Claude 3.5 Haiku?

GPT-4.1 Mini (75% Cache Discount) delivers higher throughput at 145 tokens/sec (TTFT 215ms) compared to 135 tokens/sec. For context window, GPT-4.1 Mini (75% Cache Discount) supports 1.0M tokens (1,047,576) while Claude 3.5 Haiku supports 200K tokens (200,000).

6. Related FinOps Comparisons & Model Calculators

GPT-4.1 Mini (75% Cache Discount) Pricing Calculator Full host arbitrage & DAU cost breakdown → Claude 3.5 Haiku Pricing Calculator Full host arbitrage & DAU cost breakdown → GPT-4.1 Mini (75% Cache Discount) vs GPT-4o Mini Save 63% ($6,030/mo @ 10K DAU) → Gemini 2.0 Flash vs Claude 3.5 Haiku Save 89% ($19,188/mo @ 10K DAU) → Claude 3.5 Haiku vs GPT-4o Mini Save 84% ($17,982/mo @ 10K DAU) → GPT-4.1 Mini (75% Cache Discount) vs Gemini 2.0 Flash Save 75% ($7,236/mo @ 10K DAU) → GPT-4.1 Mini (75% Cache Discount) vs DeepSeek V3 (0324) Save 46% ($4,349/mo @ 10K DAU) → Claude 3 Haiku vs Claude 3.5 Haiku Save 69% ($14,850/mo @ 10K DAU) →