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Gemini 3.8 Live Extended Thinking

Googlefamily · Gemini 3.8ai.google.dev/gemini-api/docs/models/gemini-3.8-

Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.

Open in Graph
data quality75

Updated 2 h ago · first seen 15 Sept 2026

model_01M2K15B4MBCSAK4JKVXFXBEE5

Overview

Identity

Canonical model
Yesidentity confidence: highOne row per real model release. Artifacts (checkpoints, quantisations, conversions) and folded evaluation variants point here.
Official checkpoints
None recordedofficial_checkpoints = hf_repo identifiers carried by the model itself; artifacts are separate entities pointing here through canonical_id.
Artifacts
None recordedSeparate entities (checkpoint · quantization · conversion · packaging) pointing to this model through canonical_id.
Provider deployments
None recorded
API aliases
gemini-3.8-live-extended-thinkingIdentifiers under which providers and evaluators refer to this model.
Folded evaluation variants
0Effort / thinking variants (…-high, …-non-reasoning) are result configurations of this model, not separate models. Their old URLs redirect here.

Openness

Openness not classified yet — no sourced evidence to place this model in the ontology.

Key facts

Status

Source:Google AI for Developers (Gemini API docs)T1observed 20 h agohigh

API model id

Source:Google AI for Developers (Gemini API docs)T1observed 20 h agohigh

Capabilities

Modalities

Modalities
audioimagetextvideo
Input
audioimagetextvideo
Output
audiotext

Capabilities

  • Tool calling

    Yes

    Google AI for Developers (Gemini API docs) · T1

  • Structured output

    No

    Google AI for Developers (Gemini API docs) · T1

  • Reasoning

    Yes

    Google AI for Developers (Gemini API docs) · T1

  • Vision

    Yes

    Google AI for Developers (Gemini API docs) · T1

  • Audio

    Yes

    Google AI for Developers (Gemini API docs) · T1

  • Fine-tuning available

    Unavailable

Context window

Source:Google AI for Developers (Gemini API docs)T1observed 20 h agohigh

Max output

Source:Google AI for Developers (Gemini API docs)T1observed 20 h agohigh

Versions & Artifacts0

Version history

Context windowfirst observation only

15 Sept 2026current

Max outputfirst observation only

15 Sept 2026current

Statusfirst observation only

15 Sept 2026current

Each hop is a claim: click a value for its source, tier and observation time. Nothing is overwritten — a new observation closes the previous claim.

Artifacts 0

No artifact (checkpoint, quantisation, conversion or packaging) points to this model yet.

Change history70

Temporal, append-only claims: a new observation closes the previous claim instead of overwriting it. Rewind the record with the as-of picker.
70 claims · 19 properties

Familyfamily1

Claim history for Family
ValueValid from → toStatusSourceConfidenceExtractor
Gemini 3.8currentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Statusstatus1

Claim history for Status
ValueValid from → toStatusSourceConfidenceExtractor
activecurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Context windowcontext_length1

Claim history for Context window
ValueValid from → toStatusSourceConfidenceExtractor
131.1K tokenscurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Max outputmax_output_tokens1

Claim history for Max output
ValueValid from → toStatusSourceConfidenceExtractor
65.5K tokenscurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Modalitiesmodalities1

Claim history for Modalities
ValueValid from → toStatusSourceConfidenceExtractor
audio, image, text, videocurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Input modalitiesmodalities_input1

Claim history for Input modalities
ValueValid from → toStatusSourceConfidenceExtractor
audio, image, text, videocurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Output modalitiesmodalities_output1

Claim history for Output modalities
ValueValid from → toStatusSourceConfidenceExtractor
audio, textcurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

API model idapi_model_id1

Claim history for API model id
ValueValid from → toStatusSourceConfidenceExtractor
gemini-3.8-live-extended-thinkingcurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Official pageofficial_url1

Claim history for Official page
ValueValid from → toStatusSourceConfidenceExtractor
https://ai.google.dev/gemini-api/docs/models/gemini-3.8-live-extended-thinkingcurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Audioaudio1

Claim history for Audio
ValueValid from → toStatusSourceConfidenceExtractor
YescurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Capabilitiescapabilities1

Claim history for Capabilities
ValueValid from → toStatusSourceConfidenceExtractor
audio_output, function_calling, live_api, reasoning, search_groundingcurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Capabilities rawcapabilities_raw1

Claim history for Capabilities raw
ValueValid from → toStatusSourceConfidenceExtractor
Audio generation, Function calling, Live API, Search grounding, ThinkingcurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Descriptiondescription52

Claim history for Description
ValueValid from → toStatusSourceConfidenceExtractor
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.currentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
Our high-reasoning audio-to-audio model, recommended when higher background reasoning is required during live interactions.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic
High-reasoning Live API model for voice interactions, recommended when higher background reasoning is required.supersededGoogle AI for Developers (Gemini API docs)T1highdeterministic

Latest updatelatest_update1

Claim history for Latest update
ValueValid from → toStatusSourceConfidenceExtractor
2026-09currentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Reasoningreasoning1

Claim history for Reasoning
ValueValid from → toStatusSourceConfidenceExtractor
YescurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Structured outputstructured_output1

Claim history for Structured output
ValueValid from → toStatusSourceConfidenceExtractor
NocurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Tool callingtool_calling1

Claim history for Tool calling
ValueValid from → toStatusSourceConfidenceExtractor
YescurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Versionsversions1

Claim history for Versions
ValueValid from → toStatusSourceConfidenceExtractor
{"stable":["gemini-3.8-live-extended-thinking"]}currentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Visionvision1

Claim history for Vision
ValueValid from → toStatusSourceConfidenceExtractor
YescurrentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →

Provenance

Attributed facts

19

Source tiers

T119

Freshest observation

2 h ago

Conflicts

None

Source documents 2

Source documents
SourceDocumentTypeTierLast observedSnapshots
Google AI for Developers (Gemini API docs)ai.google.dev/gemini-api/docs/models/gemini-3.8-live-extended-thinking model_pageT1· Official2 h ago26
Google AI for Developers (Gemini API docs)ai.google.dev/gemini-api/docs/models model_docsT1· Official2 h ago159

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.

Data quality (75/100) measures how well AI Atlas knows this entity — completeness, primary-source ratio, freshness, conflicts — never how good the model is. Methodology →