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Merged
sanchitrk merged 7 commits into from
Oct 10, 2026
Merged

feat(harness): read built-in tool #45

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1be4f19
feat: add built-in read tool plugin and prompt guidelines support in …
prem315 Sep 30, 2026
90a7a6d
feat: support custom limit and offset parameters with refined truncat…
prem315 Oct 2, 2026
7eb82d7
Merge branch 'canary' into feature/read-tool
sanchitrk Oct 10, 2026
ffc7250
feat(harness): read built-in tool with bounded text and inline images
sanchitrk Oct 10, 2026
340462a
Merge remote-tracking branch 'origin/canary' into feature/read-tool
sanchitrk Oct 10, 2026
03653c0
feat(harness): sample read arguments strictly where the provider can
sanchitrk Oct 10, 2026
0a7f9e2
refactor(harness): name the image resize worker reply after Photon
sanchitrk Oct 10, 2026
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feat(harness): sample read arguments strictly where the provider can 
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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@sanchitrk @claude
sanchitrk and claude committed Oct 10, 2026
commit 03653c084a0c5b227e04e1ba716be3966bbcf68d
1 change: 1 addition & 0 deletions packages/harness/src/plugin/builtin/tool/read.ts
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Expand Up @@ -59,6 +59,7 @@ export const readDef = Tool.define({
promptSnippet: "Read file contents",
promptGuidelines: ["Use read to examine files instead of cat or sed."],
parameters: ReadParams,
constrainedSampling: { type: "json_schema", strict: "prefer" },
success: ReadSuccess,
failure: ReadFailed,
encodeContent: (success) =>
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