Claim LD04-SL-C08 (v1.0)

A 2026 meta-analysis of 23 programming studies found an overall productivity effect of g = 0.33, large in controlled experiments (g = 0.73) but not distinguishable from zero in enterprise or open-source settings, and no significant effect on learning (g = 0.14).

Provenance and status

Claim type: ESTIMATE (as printed: “ESTIMATE”)
Publication status: ELIGIBLE (PREPRINT) (as printed: “ELIGIBLE WITH PREPRINT QUALIFIER”)
Verification state: CONTENT_VERIFIED_PRIMARY (PREPRINT) (as printed: “CONTENT VERIFIED PREPRINT”; verified by: UNKNOWN)
Does not license: Conclusions about who gains; the meta-analysis does not test skill as a moderator
Source (field 6, as printed): Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026
Source type (field 7): SYSTEMATIC_REVIEW_OR_META_ANALYSIS, PREPRINT (as printed: “Preprint”)
Institutional position: Independent academic
Maturity (claim evidence / publication maturity): EMERGING (as printed: “EMERGING”)
Recorded date: 2026-10-14
Currentness / correction: This is the current version. No correction or concern relation is recorded on its Sources.

Version

Pinned version v1.0 (entry LD04-SL-C08--v1.0) — this page never floats to newer evidence.

This pinned version is also the current version.

Versions:v1.0 · current

Pinned Sources (field 6, version-specific)

“Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026” → SRC-SL-MAIER-ET-AL-ARXIV-2605-04779--v1.0 — Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026; class SYSTEMATIC_REVIEW_OR_META_ANALYSIS, PREPRINT (explicit public provenance pin)

All 25 canonical Claim fields (raw values and normalized values)

#	Canonical field	Canonical value (verbatim)	Normalized (Claim Value Vocabulary v1.0.2)
1	CLAIM ID	LD04-SL-C08	—
2	PUBLIC-FACING CLAIM	A 2026 meta-analysis of 23 programming studies found an overall productivity effect of g = 0.33, large in controlled experiments (g = 0.73) but not distinguishable from zero in enterprise or open-source settings, and no significant effect on learning (g = 0.14).	—
3	CLAIM TYPE	ESTIMATE	base_types: ESTIMATE
4	RESEARCH STRAND	A — Performance while the tool is in use	—
5	MATURITY	EMERGING	states: EMERGING
6	SOURCE	Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026	source_ids: SRC-SL-MAIER-ET-AL-ARXIV-2605-04779
7	SOURCE TYPE	Preprint	classes: SYSTEMATIC_REVIEW_OR_META_ANALYSIS, PREPRINT
8	INSTITUTIONAL POSITION	Independent academic	—
9	SCOPE	Programming studies from 2019 to 2025	—
10	DESIGN	Meta-analysis with risk-of-bias assessment (RoB 2, ROBINS-I)	—
11	SAMPLE / DATASET	23 studies, 27 effect sizes	—
12	MODEL / TOOL / VERSION	Various generative-AI coding tools	—
13	COMPARATOR	Programming without generative AI	—
14	MAIN RESULT	Productivity g = 0.33 (95% CI 0.09–0.58); controlled experiments g = 0.73 (p < 0.001); enterprise g = 0.19 (p = 0.45); open-source not distinguishable from zero; learning g = 0.14 (95% CI −0.18 to 0.47)	—
15	INFERENTIAL TARGET	Pooled effects on programming productivity and learning by setting	—
16	DOES NOT LICENSE	Conclusions about who gains; the meta-analysis does not test skill as a moderator	—
17	VERIFICATION STATE	CONTENT VERIFIED PREPRINT	state: CONTENT_VERIFIED_PRIMARY · qualifiers: PREPRINT · verified_by: UNKNOWN
18	LIMITATIONS	Preprint; few studies per setting; heterogeneous outcome measures	—
19	CONTRADICTORY / SUPPORTING SOURCES	Suggests that lab compression results may not carry over to deployments	—
20	GEOGRAPHY / LANGUAGE	Not checked / English	—
21	DISTRIBUTIONAL LEDGER	Not assessed	—
22	R01 / FIELD-MAP LINKS	LD-04, D2	—
23	WHAT WOULD CHANGE THIS CLAIM?	Peer review, or newer field studies that change the setting-specific estimates	—
24	PUBLICATION STATUS	ELIGIBLE WITH PREPRINT QUALIFIER	state: ELIGIBLE · qualifiers: PREPRINT
25	RECORDED DATE	2026-10-14	—

Field 22 references resolved against Field Map v0.2: LD-04 (LIVING_DEBATE); D2 (DOMAIN)

Cited by Living Debate versions

LD-04 v0.1

Research-of-record provenance

Materialized by sociolens-materializer 0.6.0 at 2026-09-28T20:00:00.000Z; normalization contract SocioLens — Claim Value Vocabulary v1.0.2 — Pre-Spike Materialization Contract (v1.0.2). Content seal SHA-256 6b5d86656b75faea25b7d52d2bf51ac0aaf574186d5630bdf9039a2233030b5b.

Repository-authored inputs (not Drive exports)

SocioLens claim — LD04-SL-C08 v1.0 (v1.0) — written in the SocioLens repository by Project Lead (Claude, AI) on 2026-10-14; no Drive identity exists. Authority: AGENTS.md "Authority" (the Project Lead decides research content within the research-integrity rules) and the Owner's choice in the SocioLens project chat on 14 October 2026 to build the LD-04 debate; a new Claim, first version, written from the project's LD-04 source notes, checked against full texts or official abstracts. Block “ENTRY 08 — LD04-SL-C08” SHA-256 8fb89ed2f8dd657e8e631004ccbd92c9d479fbe5fc1fcab46d484e12f69cc59c; fixture fixtures/authored/claims/LD04-SL-C08--v1.0.

Builder decisions (not Drive data)

VERSION = v1.0 — basis: Claim version taken from the repository-authored claim fixture version (SocioLens claim — LD04-SL-C08 v1.0); the first version of a new Claim of the LD-04 debate
CURRENT_POINTER = true — basis: repository-authored claim "SocioLens claim — LD04-SL-C08 v1.0" (Project Lead (Claude, AI), 2026-10-14); basis: AGENTS.md "Authority" (the Project Lead decides research content within the research-integrity rules) and the Owner's choice in the SocioLens project chat on 14 October 2026 to build the LD-04 debate; a new Claim, first version, written from the project's LD-04 source notes, checked against full texts or official abstracts
FIELD_6_SOURCE_REFERENCE = SRC-SL-MAIER-ET-AL-ARXIV-2605-04779--v1.0 — basis: field 6 of ENTRY 08 — LD04-SL-C08 cites "Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026"; the only field-6 segment of this ClaimVersion's repository-authored ledger block.
SOURCE_PROVENANCE_PIN = SRC-SL-MAIER-ET-AL-ARXIV-2605-04779--v1.0 — basis: explicit version-pinned public provenance of this ClaimVersion (Amendment v1.2 §6): the pinned field-6 Source record "Maier, Gunzenhäuser, Schweisthal, Schneider & Feuerriegel, “A meta-analysis of the effect of generative AI on productivity and learning in programming,” arXiv:2605.04779, May 2026".