feat(agent): hand-drive a configured `Agent` — `AgentDriver` + `DriveStep`/`TurnTools` - #2278

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gold-silver-copper wants to merge 21 commits into

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feat/agent-prepare-turn

Commits on Aug 11, 2026

feat(agent): expose per-turn request preparation on Agent
gold-silver-copper
committed
d1f6e98
refactor!(agent): replace prepare_turn with the AgentDriver shell
gold-silver-copper
committed
eba03b2
style: cargo fmt
gold-silver-copper
committed
ae1934b
refactor!(agent): make every step of a driven run a resume point
gold-silver-copper
committed
ce401a6
fix(agent): close the send-failure gap the resume-point claim left open
gold-silver-copper
committed
c97fc3a
fix(core): stop is_retryable turning a config typo into an infinite loop
gold-silver-copper
committed
02e3324
test(agent): cassette-back the AgentDriver against real provider traffic
gold-silver-copper
committed
344cac1
test(agent): scale the AgentDriver cassette suite to three providers
gold-silver-copper
committed
ccef387
fix(core): make the cut-stream retryability claim true instead of asserted
gold-silver-copper
committed
67ce854
fix(tests): restore the truncated stream cassette to scrubbed form
gold-silver-copper
committed
f6b5c30
docs: write the release notes for readers of the release, not the branch
gold-silver-copper
committed
54a6348
fix(agent): answer "what was this turn allowed to do" from the turn
gold-silver-copper
committed
76ab0c9
refactor!(agent): per-turn configuration is an input, not driver state
gold-silver-copper
committed
5a1d177
refactor!(agent): streamed turns enter through the driver, not around it
gold-silver-copper
committed
2322d39
test(agent): pin runner/driver parity so divergence fails a test
gold-silver-copper
committed
4685f15
fix(agent): the runner spends a turn only once its request exists
gold-silver-copper
committed
95a4eba
fix(agent): name the prompt-cache cost of per-turn tool narrowing
gold-silver-copper
committed
e25a9e3

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feat(agent): hand-drive a configured `Agent` — `AgentDriver` + `DriveStep`/`TurnTools` - #2278

feat(agent): hand-drive a configured `Agent` — `AgentDriver` + `DriveStep`/`TurnTools`#2278
gold-silver-copper wants to merge 21 commits into
mainfrom
feat/agent-prepare-turn

Commits on Aug 11, 2026

feat(agent): expose per-turn request preparation on Agent

refactor!(agent): replace prepare_turn with the AgentDriver shell

style: cargo fmt

refactor!(agent): make every step of a driven run a resume point

fix(agent): close the send-failure gap the resume-point claim left open

fix(core): stop is_retryable turning a config typo into an infinite loop

test(agent): cassette-back the AgentDriver against real provider traffic

test(agent): scale the AgentDriver cassette suite to three providers

fix(core): make the cut-stream retryability claim true instead of asserted

fix(tests): restore the truncated stream cassette to scrubbed form

docs: write the release notes for readers of the release, not the branch

fix(agent): answer "what was this turn allowed to do" from the turn

refactor!(agent): per-turn configuration is an input, not driver state

refactor!(agent): streamed turns enter through the driver, not around it

test(agent): pin runner/driver parity so divergence fails a test

fix(agent): the runner spends a turn only once its request exists

fix(agent): name the prompt-cache cost of per-turn tool narrowing

Commits on Aug 12, 2026

docs: point the migration guide at the API that exists

fix(agent): the request decides what a streamed turn may call, not its caller

refactor!(agent): resume policy is stated at the resume entry point

docs(agent): say what the parity suite guards and what two coordinators cost