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google-gemini/gemini-cli

google-gemini/gemini-cli is a developer tool that RepoRadar is tracking in its Coding Agents section, currently rated Gold tier with a 'try now' verdict. Its strongest signal is momentum, scored 10.0 out of 10.

Open on GitHub →Back to radar
Score9.1
Popularity90.0
Riskconditional
TierGold
Score breakdown
Usefulness9.0
Novelty8.0
Momentum10.0
Maturity8.9
Open-source/build8.4
Evidence7.2
Workflow potential10.0
Setup ease6.4

Popularity is tracked separately. Support, ads, sponsorships, and tips never affect these signals.

Why it matters

Useful for developers who want a first-party terminal agent from a major model vendor, especially if they want generous free usage and a fast way to test Gemini on real repo and command-line tasks.

Who should use it

developers coding-agent users command-line power users teams comparing AI coding workflows

Who should skip it

Skip google-gemini/gemini-cli if the source repository or demo is inactive, unmaintained, or no longer matches the description shown here.

About this signal

google-gemini/gemini-cli is tracked by RepoRadar as a developer tool in the Coding Agents section. It was first seen on 2026-06-19 and last updated on 2026-06-19. The current verdict is 'try now' with a Gold tier and moderate setup difficulty. google-gemini/gemini-cli leads on momentum (10.0) and workflow potential (10.0); its lowest signal is setup ease (6.4), so factor that in before investing setup time. This page summarizes the public evidence on the linked source page and states where additional review is still needed. The score, tier, risk label, and verdict on this page are never influenced by sponsorship, ads, or tips — they reflect only the usefulness, popularity, novelty, momentum, maturity, and evidence signals described in the RepoRadar methodology.

How this item is evaluated

RepoRadar assigned google-gemini/gemini-cli a composite score of 9.1 out of 10, placing it in the Gold tier. This score combines weighted sub-signals: usefulness (35%), novelty (18%), momentum (14%), maturity (10%), open-source/build quality (7%), evidence quality (6%), workflow potential (6%), and setup ease (4%). Popularity is tracked separately at 90.0 and never affects the composite score or tier. The risk label of 'conditional' reflects inherent user-impacting hazards, not generic novelty. Items with no risk flag may still require normal code review before production use.

Putting this into practice? Read How to vet an AI agent or MCP server before you wire it in for the checklist behind this score.

Risk explanation

Gemini CLI can run shell commands, fetch from the web, and touch local files, so start on a non-sensitive repository and review its tool permissions before using it around private code or credentials.

Evidence links
Closest alternatives / related signals
gemini terminal-agent coding-agents mcp developer-tools
Verification record

What RepoRadar actually verified

Tested in a bounded workflow

Bounded representative workflow retained by RepoRadar verification harness. Last checked 2026-07-14T05:29:19.467615Z.

partial · cohort-20260712-gemini-cli-isolated

Tester
RepoRadar automated local verification harness
Started
2026-07-13T03:20:06.218176Z
Completed
2026-07-13T03:20:19.236213Z
Environment
Windows 10 AMD64; Python 3.11.9; credential-stripped child environment; disposable home/cache
Install/setup time
0 minute(s)
Evidence scope
Bounded setup or capability check
Cleanup
Per-check temporary home and work directory removed. Shared cohort package cache removed.
Actions exercised
  • Created a disposable home, work directory, and isolated package cache with credential-like environment variables excluded.
  • Executed bounded check: Resolve and launch Gemini CLI without authenticating.
  • Captured the complete sanitized stdout, stderr, exit status, and 13.02-second wall time.
Observed results
  • Command exited 0 after 13.02 seconds.
  • The command produced a successful local process exit; complete output is retained.
Observed strengths
  • The pinned @google/[email protected] package resolved and launched without authentication, reporting version 0.50.0.
Friction
  • No blocking friction was observed during this bounded local check.
Limitations
  • Only package resolution and CLI startup were checked; no Google account or model call was used.
  • This bounded cohort check is not a production benchmark or a claim of real user-workflow adoption.

Pricing assessment: No paid plan or metered provider usage was exercised; package or licensing, hosting, and provider costs remain workflow-dependent.

Privacy assessment: No repository content, user data, or provider prompt was transmitted; broader product data handling was not assessed by this bounded run.

Open retained test log →

passed · cohort-20260714-gemini-cli-local-read-agent-workflow

Tester
RepoRadar automated local verification harness
Started
2026-07-14T05:29:12.298659Z
Completed
2026-07-14T05:29:19.467615Z
Environment
Windows 10 AMD64; Python 3.11.9; credential-stripped child environment; disposable home/cache
Install/setup time
1 minute(s)
Evidence scope
Bounded representative workflow
Cleanup
Per-check temporary home and work directory removed. Shared cohort package cache removed.
Actions exercised
  • Created a disposable home, work directory, and isolated package cache with credential-like environment variables excluded.
  • Created 4 synthetic fixture file(s) inside the disposable work directory; retained hashes prove the exact inputs.
  • Installed the pinned official @google/[email protected] package with lifecycle scripts disabled inside the disposable work directory.
  • Bound a deterministic OpenAI-compatible fixture server to an operating-system-assigned 127.0.0.1 port and configured the CLI to deny non-read tools.
  • Prompted the CLI to read one synthetic marker through its built-in read_file tool, then asserted exactly two streamed /v1beta/models/mock-model:streamGenerateContent?alt=sse requests.
  • Verified the second request contained the actual tool output, the final CLI output contained the mock's exact response, and the fixture hash was unchanged.
  • Executed bounded check: Run Gemini CLI's official CLI against a loopback-only deterministic model that requests its built-in read tool, then verify the real tool result reaches the second model turn.
  • Captured the complete sanitized stdout, stderr, exit status, artifact checks, and 7.17-second wall time.
Observed results
  • Command exited 0 after 7.17 seconds.
  • Gemini CLI exposed and executed its built-in read_file tool once, returned the synthetic marker to the loopback model, completed the second turn, and left the fixture byte-identical.
  • Expected marker 'CHECK_OK cli=gemini requests=2 tool=read_file unchanged=true' was observed in retained output.
  • Validated result.json: 9 required marker(s) present and 0 excluded marker(s) absent; size and SHA-256 are retained.
  • Validated transcript.json: 3 required marker(s) present and 0 excluded marker(s) absent; size and SHA-256 are retained.
Observed strengths
  • The official CLI completed a full provider-to-tool-to-provider agent turn with an allowlisted built-in read tool and machine-readable output, without an account or hosted model.
Friction
  • A deterministic protocol fixture required product-specific isolation flags and provider configuration; real model behavior, authentication, latency, and cost remain deliberately outside this check.
  • Setup or runtime emitted 6 stderr line(s); the complete warnings/errors are preserved in the retained log.
Limitations
  • The local mock validates Gemini CLI's provider wire path, agent loop, tool schema, built-in read execution, and final event output; it does not measure hosted-model quality, authentication, provider reliability, interactive UX, long tasks, or write-tool safety.
  • This credential-free disposable workflow does not establish operator use, production scale, model quality, reliability under sustained use, or team adoption.

Pricing assessment: The CLI and loopback model fixture used no account, subscription, API credit, or paid inference; npm was contacted only to retrieve the pinned package.

Privacy assessment: Only a synthetic marker was read and sent to a server bound to 127.0.0.1; package installation contacted npm, while no prompt or fixture content was sent to a model provider.

Open retained test log →

Verification sources

Longitudinal intelligence

How this decision record is moving

Raw history JSON →

36 dated snapshots retained from 2026-06-19 through 2026-08-03; see the snapshot index for explicit coverage gaps. Stars, version, release, pricing, integration, risk, maintenance, verdict, score, and momentum fields remain explicit even when a source has not reported them. Repository momentum is a normalized 0–10 RepoRadar signal; GitHub stars appear only where the popularity monitor retained exact timestamped observations.

RepoRadar score9.1 current · +0.0 net
Repository momentum9.6 current · -0.4 net
GitHub stars (observed)106,327 current · +353 net
GitHub stars106,327 exact observation
Versionv0.55.0-nightly.20260803.gf47d6c6f7
Last release2026-08-03T01:34:43Z
Maintenanceactive
Current riskconditional
Current verdicttry now
Pricing baselineNo structured commercial pricing baseline
Pricing checkedNot applicable or not recorded
Pricing freshnessNo dated commercial pricing review
Integrations baselineNo structured integrations recorded

Recent dated points

DateScoreMomentumStarsRiskVerdictMaintenance
2026-08-039.19.6106,327conditionaltry nowactive
2026-08-029.19.6106,301conditionaltry nowactive
2026-08-019.19.0106,290conditionaltry nowactive
2026-07-319.110.0Not recordedconditionaltry nownot recorded
2026-07-309.110.0Not recordedconditionaltry nownot recorded
2026-07-299.19.3106,232conditionaltry nowactive
2026-07-289.19.0106,223conditionaltry nowactive
2026-07-219.19.0106,031conditionaltry nowactive
2026-07-209.19.0106,031conditionaltry nowactive
2026-07-199.19.0106,031conditionaltry nowactive
2026-07-189.19.0106,031conditionaltry nowactive
2026-07-179.19.0106,031conditionaltry nowactive

Why the record changed

version changed

Version changed: v0.55.0-nightly.20260802.gf47d6c6f7 → v0.55.0-nightly.20260803.gf47d6c6f7.

stars changed

Stars changed: 106301 → 106327.

stars changed

Stars changed: 106290 → 106301.

version changed

Version changed: v0.55.0-nightly.20260801.gf47d6c6f7 → v0.55.0-nightly.20260802.gf47d6c6f7.

stars changed

Source-observed stars changed: 106284 → 106290. This reports the retained observation delta and does not infer why the upstream change occurred.

version changed

Source-observed version changed: v0.54.0-preview.1 → v0.55.0-nightly.20260801.gf47d6c6f7. Associated release timestamp: 2026-07-31T21:39:53Z → 2026-08-01T01:27:07Z. This reports the retained observation delta and does not infer why the upstream change occurred.

stars changed

Stars changed: 106223 → 106232.

version changed

Version changed: v0.54.0-nightly.20260728.gbef611950 → v0.55.0-nightly.20260729.g3499c84f7.

stars changed

Source-observed stars changed: 106217 → 106223. This reports the retained observation delta and does not infer why the upstream change occurred.

stars changed

Stars changed: 106031 → 106217.

version changed

Version changed: v0.51.0 → v0.54.0-nightly.20260728.gbef611950.

stars changed

Source-observed stars changed: 106030 → 106031. This reports the retained observation delta and does not infer why the upstream change occurred.