How much does OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) cost compared to Claude Haiku 5.5 per 1M tokens?

OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) bills $2.00/1M input and $8.00/1M output ($0.5/1M cached read), whereas Claude Haiku 5.5 bills $0.30/1M input and $1.20/1M output ($0.03/1M cached read). Choosing Claude Haiku 5.5 saves 85% ($306.00/month per 100M input + 20M output tokens).

How do OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) and Claude Haiku 5.5 perform with Context-Mode sandbox compression in Claude Code or Cursor?

Combining Context-Mode 98% tool-output folding (700KB -> 3.6KB) with Etuki 4-block prefix cache pinning reduces 100-session coding agent spend on OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) from $382 to $33.5 (-91%), and on Claude Haiku 5.5 from $57.3 to $4.35 (-92%).

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OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) vs Claude Haiku 5.5: $2.00 vs $0.30 / 1M Tokens

Switching a 100M input / 20M output monthly workload from OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) to Claude Haiku 5.5 saves $306.00/month ($3672.00/year, -85%) on baseline token rates. For streaming responsiveness, Claude Haiku 5.5 leads with a 227ms P90 TTFT (147 tok/s).

Contender A • OpenAI

OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA)

Standard Input / Output:$2.00 / $8.00

Warm Cache Read / Write:$0.5 / $2

Batch API (50% Off):$1 / $4

Context Window & Cliff:1,000,000 tokens

P90 TTFT / Throughput:410ms / 98 tok/s

Open OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) 6-Module Audit →

Contender B • CLAUDE

Claude Haiku 5.5

Standard Input / Output:$0.30 / $1.20

Warm Cache Read / Write:$0.03 / $0.375

Batch API (50% Off):$0.15 / $0.6

Context Window & Cliff:128,000 tokens

P90 TTFT / Throughput:227ms / 147 tok/s

Open Claude Haiku 5.5 6-Module Audit →

⚡ CONTEXT-MODE SANDBOX (315KB → 5.4KB) × ETUKI CACHE PINNING BENCHMARKOpen Full Context-Mode Calculator →

Coding Agent TCO (100 Sessions): Raw Tool Output (700KB) vs. Context-Mode + Etuki Prefix Cache

Execution Mode (100 Agent Sessions)	OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA)	Claude Haiku 5.5	Architectural Mechanism
Mode A: Direct Raw Tool Output (700 KB)	$382.00	$57.30	47 × Read() dumped into context; hits 200K cliff
Mode B: Context-Mode Sandbox Only (3.6 KB)	$60.00	$10.35	SQLite FTS5 & ctx_execute (98% byte drop, unpinned cache)
Mode C: Context-Mode + Etuki 4-Block Cache Lock	$33.50 (-91%)	$4.35 (-92%)	98% tool stdout folding + 90% warm 0.1x prefix cache hit

Monthly Enterprise Workload TCO: OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) vs Claude Haiku 5.5

Workload Scenario	OpenAI GPT 6.1 Terra (Mapped to OpenAI GPT-4.1 GA) (Cached)	Claude Haiku 5.5 (Cached)	Recommended Routing Winner
① Coding Agent (15M In / 3M Out)	$36.00/mo	$4.86/mo	Claude Haiku 5.5
② Enterprise RAG (100M In / 15M Out)	$200.00/mo	$26.40/mo	Claude Haiku 5.5
③ Long-Doc SEC Analysis (250M In / 30M Out)	$440.00/mo	$57.00/mo	Claude Haiku 5.5
④ Async Batch Pipeline (500M In / 80M Out)	$820.00/mo	$123.00/mo	Claude Haiku 5.5 (50% Batch Discount)