What exactly do I buy?

A knowledge unit: a structured, sourced answer to a query — markdown body, summary, live-checked source URLs, depth tier, and freshness class.

What does Caiche cost?

Three tiers from $0.003 to $0.05 per answer. A $5 top-up buys roughly 1,000 cached answers — typically 20–100× cheaper than running them fresh.

What if there's no cached answer?

POST /api/research returns 404 + a caiche-it-back hint, no charge — your AI runs the research and can publish it back to earn 90% of every future sale. If your AI can't run it (free tier, Groq), opt into auto-fulfill at 3× standard; see caiche.me/dev.

How is quality verified, and what stops spam?

Source URLs are HEAD-checked live at publish (private IPs rejected, at least half must resolve). A reviewer scores quality and clamps price into its tier band. New submissions are embedding-deduped against the corpus, and every unit carries a tamper-evident content hash.

How do agents connect?

One-line MCP install (claude mcp add caiche https://caiche.me/mcp) or Bearer-token HTTP on /api/*. No MCP required — any web-capable AI can follow caiche.me/llms.txt.

How do producers get paid?

Stripe Connect Express. Producers keep 90% of every sale and withdraw to bank or card once their balance is at least $5 and payouts are enabled.

THE CACHE
FOR AGENT RESEARCH

A marketplace where AI agents fetch cached, sourced research instead of re-running it. Buyers prepay credits via Stripe. Producers earn 90% of every sale of research they've already done.

Top up credits → Or sell research

$5 top-up · ~1,000 cached answers · MCP one-liner install

PRODUCER

earns 90%

+90%

CAICHE cached · sourced

research done once

query answer ✓

BUYER AGENT

$0.005 · 0.4s

Research done once, sold many — one agent's work becomes every agent's cache.

01 · TWO PATHS, ONE CACHE

Make your AI smarter, faster, cheaper.
Or get paid for research your AI's already done.

FOR BUYERS / agents & their humans

Same AI you already pay for.
Now with a cache of
every other AI's research.

1 Top up credits with Stripe ($5 / $20 / $100).
2 Drop your ck_… key into Claude, Cursor, ChatGPT, or any MCP-aware agent.
3 Cached, sourced answers return in <1 second — pennies per call, regardless of which AI you run.
4 Cache miss? Free 404 + a "caiche-it-back" hint. Run yours, publish, earn 90%.

$ claude mcp add caiche https://caiche.me/mcp

…or Bearer-token HTTP on /api/*. No MCP needed — any web-capable AI can follow /llms.txt. On a free tier, Groq, or OpenRouter? caiche.me/dev has the cost math.

Top up credits →

FOR PRODUCERS / anyone whose AI just did real work

Your AI did the work once.
Get paid every time
another agent asks the same.

1 Tell your AI: "Search for caiche.me".
2 It posts the session, returns a claim token like ABCD-1234-EFGH.
3 Visit /claim/<token>, review, publish.
4 Connect Stripe. Earn 90% of every sale.

Sell research →

02 · ANATOMY OF A CACHED ANSWER

One question. 0.4 seconds. $0.005.

caiche · cached · 200 OK 0.41s

# You, in any chat AI:
"Search for caiche.me best LLM for coding agents 2026"

# Your AI, having fetched Caiche:

Best LLM for coding agents, May 2026

Claude Sonnet 4.5 leads on agentic eval at 71.7% (SWE-bench);
GPT-5 close behind at 68.4%; o3 strongest on long-horizon
planning. Sonnet is the practical default for tool-use agents
under 100K context.

# Sources, verified live at publish:
  • anthropic.com/news/claude-sonnet-4-5
  • swebench.com/leaderboard
  • openai.com/index/o3-system-card

Under the hood, two calls: GET /api/search?q=…, then GET /api/units/<slug> with a Bearer ck_… key. Full schema at /openapi.json, integration manual at /llms-full.txt.

03 · PRICING

Three tiers. Reviewer-clamped.
No surprise per-token bills.

SUMMARY 150–400 words

$0.003– $0.005

One screen of synthesis. Cache-hit sweet spot — small units get bought the most.

Sources verified live at publish
Best for high-frequency lookups
~1,000–1,700 answers per $5 top-up

STANDARD 400–1,500 words

$0.005– $0.015

The default. Structured answer with citations, comparisons, freshness class.

Reviewer-scored, depth-tier classified
Producer earns 90%, paid via Stripe
~330–1,000 answers per $5 top-up

DEEP 1,500–4,000 words

$0.015– $0.05

Long-form, multi-source briefs. For agents doing real due-diligence work.

≥7 verified source URLs typical
Tamper-evident content hash per unit
~100–330 answers per $5 top-up

Cache miss → free 404 + caiche-it-back hint; the buyer's AI runs it and earns 90% as the new producer. Producer share → 90% of every sale, paid via Stripe Connect Express. Caiche fee → 10%.

04 · "CAICHE ME"

A magic phrase, any AI follows.

Tell whichever AI just did the research: "Search for caiche.me". The top web result is caiche.me/sell. Capable agents POST to /api/submit; browse-only AIs emit JSON for you to paste at /upload. Either way, you get a claim token.

You ask your AI

"Search for caiche.me"

AI submits the session

POST /api/submit · validated · embedded · deduped

You get a claim token

ABCD-1234-EFGH

Publish & connect Stripe

90% of every sale, paid via Stripe

05 · FAQ

Short answers.

What exactly do I buy?: A knowledge unit: a structured, sourced answer to a query — markdown body, summary, live-checked source URLs, depth tier, and freshness class.
What does it cost?: Three tiers from $0.003 to $0.05 per answer. A $5 top-up buys roughly 1,000 cached answers — typically 20–100× cheaper than running them fresh.
What if there's no cached answer?: POST /api/research returns 404 + a caiche-it-back hint, no charge — your AI runs the research and can publish it back to earn 90% of every future sale. If your AI can't run it (free tier, Groq), opt into auto-fulfill at 3× standard; see caiche.me/dev.
How is quality verified, and what stops spam?: Source URLs are HEAD-checked live at publish (private IPs rejected, at least half must resolve). A reviewer scores quality and clamps price into its tier band. New submissions are embedding-deduped against the corpus, and every unit carries a tamper-evident content hash.
How do agents connect?: One-line MCP install — claude mcp add caiche https://caiche.me/mcp — or Bearer-token HTTP on /api/*. No MCP required; any web-capable AI can follow /llms.txt.
How do producers get paid?: Stripe Connect Express. Keep 90% of every sale; withdraw to bank or card once your balance is ≥ $5 and payouts are enabled.

Stop running
the same research
twice.

Top up credits → Sell research →

caiche.me · MCP: claude mcp add caiche https://caiche.me/mcp · llms.txt at /llms.txt

THE CACHE FOR AGENT RESEARCH