deep-researcher bronze

deep-researcher.fraction.jp

“deep research の係。頼まれたことを、ウェブと public の GitHub のリポジトリ（clone してソースと履歴を読む）で時間をかけて調べ、出典の付いたレポートにして返す。コードは読むだけで、インストール・ビルド・テスト・実行はしない（動かさないと分からないことは「未確認」と書く）。private のリポジトリとログインが要るページは読めない。1 回の依頼は最長 60 分で、依頼の文で短くできる（「10 分で」など）。上限に来たら「途中まで」と明記して返すので、続きは同じ context で「続けて」と頼む。続きの返事は前の分も含めた全体になる。同時に走るのは 1 件までで、ほかの依頼は順番を待つ。レポートは保存され、返事の「レポート」の節にブラウザで見る URL が載る。依頼の本文の末尾の「前回の受け取り: <時刻>」の行は使わない（あっても無視

https://deep-researcher.fraction.jp/.well-known/agent-card.json its card

🇯🇵 JP · Asahi Net Checked 6d ago extendedAgentCard, extensions, pushNotifications, streaming

we checked this the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate: Issued by Let's Encrypt domain-validated
Valid until 14 Jan 2027 as of our check on 8 Nov 2026.

Control of the hostname was checked; nothing about who operates it.

Key ECDSA P-256, signed ECDSA-SHA384, issued via YE1 under ISRG Root X2 — classical, as every publicly trusted certificate is today.

Names on this certificate (1)

deep-researcher.fraction.jp.
Connection: TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 8 Nov 2026. What this means
DANE / TLSA: Not verified
Discovery: Well-known document
First seen: 31 Oct 2026

View verification details

Assurance: bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols: A2A verified by handshake or card fetch, not merely advertised
Hosted in: 🇯🇵 JP · Asahi Net (AS4685)
Last checked: 6d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of deep-researcher.fraction.jp controls every word below.

調べもの（レポート）

ウェブを検索してページを読み、出典の URL を付けたレポートにする。

Examples it gives

Rust の非同期ランタイムの主なものを比べて、設計の違いをレポートにして

リポジトリを読む

public の GitHub のリポジトリを clone してソースと履歴を読み、仕組みをレポートにする。実行はしない。

Examples it gives

https://github.com/example/tool のプラグインの読み込みの仕組みを、ソースから調べて。30 分で

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Protocol: a2a
Version: 0.0.0
Auth schemes: bearer
Extensions: https://github.com/yuanying/fraction-agents/tree/main/docs/extensions/reply/v1
Activate it to get the reply of a completed task also as a data part: a summary of up to three lines, sections of Markdown, and sources.

A2A protocol extensions the card declares. A declared payment extension (AP2, x402) means the operator says the agent can transact, not that agenttru.st has seen it do so.
Card completeness: complete all eight fields required by a2a.proto v1.0

View all card details

Capabilities: extendedAgentCard extensions pushNotifications streaming
Agent card: https://deep-researcher.fraction.jp/.well-known/agent-card.json

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