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Dispatches from the frontier

Weekly analysis, honest takes, and hidden gems. No engagement bait.

Two $2/$10 Launches, One Clear Winner on the Index

Claude Sonnet 5.5 and GPT-6.1 Sol shipped a day apart at the same $2/$10. On the Artificial Analysis index Sonnet leads by four points and sits two under Opus 5.5 at half the price.

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Three Agents, One Repo: Peer Tests Beat Fixed Suites

When three AI coding agents competed head to head, fixed hidden test suites could not separate them; only the bugs they found in each other's code did.

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Opus 5.5's Own Text Score Takes the Lead

The September 30 Arena board scores Opus 5.5 as itself, at 1504, and helloai's lead moves with it. Grok 4.7's own score lands lower than the predecessor it replaced.

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Opus 5.5 Cuts the Price. Grok 4.7 Keeps Its Rate

Claude Opus 5.5 drops to $4/$20 while Grok 4.7 keeps $2/$6. Text Arena is still the September 13 snapshot, so both cards keep the prior Elo.

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Astra Hits the Text Board. The Two-Week Clock Is Still Ticking

Astra is on the Sep 13 text board at 1480 Elo. helloai still waits on two weeks and a thicker sample before it can take a slot.

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Astra Takes WebDev. helloai's Elo Gate Still Holds

OpenAI shipped GPT-6 Astra at Fable's $10/$50. Code Arena WebDev lists it at 1797. helloai still waits on two weeks of text Elo before it can take a slot.

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Fable 5.1 Cuts Cache Cost While Taking WebDev

Claude Fable 5.1 keeps the $10/$50 list but cuts cache reads 75%. Code Arena WebDev lists it at 1765, well ahead of Grok 4.6.

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OpenAI Cuts Sol's Price 20% While It Leads Terminal-Bench

OpenAI slashed GPT-5.6 Sol's price 20% the same week it topped Terminal-Bench 2.1 against Opus 5 — an invoice argument for a model helloai's Elo-gated table still leaves off the board.

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Grok Bot Is a Cloud Teammate. The Local CLI Runs the Site

Grok Bot, launched August 11, is a cloud teammate with its own VM. The local grok CLI is what can actually operate a production checkout like helloai.

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Qwen3.8-Max Cools Below Gemini as Arena Votes Arrive

Qwen3.8-Max's launch-week arena lead is gone. Two weeks of votes drop it to 1481 Elo, five points under Gemini 3.1 Pro. The $2/$6 card did not change.

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