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DeepSeek updates Flash and opens search tools

2026-10-17

DeepSeek upgraded its website, app and deepseek-flash API to V4.1-Flash-1017 without changing model pricing or the API calling method. It reports that reinforcement learning with self-feedback improves end-to-end project development while reducing runtime and output length. Weights are available under MIT. The new Search and Fetch endpoints each cost $0.75 per 1,000 calls.

FieldToFit: The model card reports Terminal-Bench 4.0 rising from 31.2 to 42.3 using the Claude Code harness; these are vendor evaluations. The temporary free arrangement for Search / Fetch through designated tools starts billing at 00:00 Beijing time on November 1. It does not make the APIs permanently free. Evaluate complete-task success, elapsed time and search costs together.

31.2 → 42.3 · Vendor-reported Terminal-Bench 4.0 score · Previous version versus 1017, using the Claude Code harness.

DeepSeek official change log

DeepSeek: Flash 1017 and Search / Fetch

DeepSeek Flash 1017 model card

Gemini CLI nightly flags a Gemini 4 optimization gap

2026-10-17

The October 17 build of the 0.66.0 nightly adds a notice that Gemini CLI is not optimized for Gemini 4. It also verifies that updates affect the active executable and forwards termination signals from the parent process. This is a prerelease, not a stable-release capability commitment.

FieldToFit: Model availability and tool readiness are separate checks. Teams should verify compatibility, the executable actually running, and child-process termination rather than treating an update notice as proof of a successful upgrade.

Gemini CLI October 17 nightly release

DeepSeek Flash · DeepSeek

V4.1-Flash-1017 · 2026-10-17

Website, app and API updated; MIT weights, unchanged model pricing.

DeepSeek official change log

DeepSeek Flash 1017 model card

Checked 2026-10-18T05:58:18.206030+00:00

Gemini CLI · Google

0.66.0 nightly / 20261017 / ged96faedf · 2026-10-17

Prerelease: Gemini 4 notice, active-executable update checks and termination signals.

Gemini CLI October 17 nightly release

Checked 2026-10-18T05:55:33.807715+00:00

Qwen Code · Qwen

0.25.2 nightly / 20261017 / 39c237af3b · 2026-10-18

Prerelease includes SSH Tool Runtime support; released at 06:05 Beijing time on October 18.

Qwen Code October 17 nightly release

Checked 2026-10-18T05:58:21.159126+00:00

Codex CLI · OpenAI

0.164.0-alpha.3 · 2026-10-17

Alpha released; notes give no detailed feature changes, so none are inferred.

Codex 0.164.0-alpha.3 release record

Checked 2026-10-18T05:55:41.885343+00:00

Claude Code · Anthropic

2.1.302 stable · 2026-10-17

Recent baseline: idle-compaction toggle and refusal of images over 128 MB; released at 04:53 Beijing time on October 17, before this window.

Claude Code 2.1.302 release notes

Checked 2026-10-18T05:55:47.119160+00:00

RTX Spark follow-up lists a $2,399 starting price

2026-10-18

NVIDIA’s retail-event post, published at 05:00 Beijing time on October 18, lists RTX Spark laptops from $2,399; its October 16 launch announcement still lists $2,599. The follow-up covers events in six locations and up to 128GB of unified memory. This is a retail update following launch.

FieldToFit: The two official starting prices do not establish a $200 cut for the same configuration, nor that the entry model includes maximum memory. Compare regional offers, exact models, memory and actual checkout prices.

NVIDIA: RTX Spark retail events and starting price

NVIDIA: October 16 RTX Spark launch announcement

Gui’an data center: direct green power remains a plan

2026-10-17

An October 17 field report by STAR Market Daily puts rack occupancy at SPIC’s Gui’an data center at about 40%–50%. The operator is considering a 150 MW renewable-energy site within 30 km, with applications and construction planned to start in 2027. The figure describes proposed generation capacity, not operating data-center IT load.

FieldToFit: The operator says it currently relies mainly on purchased green certificates; direct supply is not yet in place. Compute buyers should verify deliverable capacity, reliable operation and actual electricity costs rather than count planned generation as existing supply.

STAR Market Daily: Gui’an data-center field interview